Home / 157,287.50-219,923

Finding the Third Proportional to 157,287.50 and 219,923

Calculator

Solution

The third proportional to 157,287.50 and 219,923 is: 307,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,287.50 : 219,923 = 219,923 : x
  2. Step 2: Convert to fraction form
    157,287.50/219,923 = 219,923/x
  3. Step 3: Cross multiply
    157,287.50x = 219,923 × 219,923
  4. Step 4: Simplify right side
    157,287.50x = 48,366,125,929
  5. Step 5: Solve for x
    x = 48,366,125,929/157,287.50
  6. Step 6: Final answer
    x = 307,501.40

Related Problems

Find third proportional to 78,643.75 and 109,961.50
Half scale
Find third proportional to 314,575 and 439,846
Double scale
Find third proportional to 157,290 and 219,926
Similar ratio
Find third proportional to 235,931.25 and 329,884.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.