Home / 153,240-237,879

Finding the Third Proportional to 153,240 and 237,879

Calculator

Solution

The third proportional to 153,240 and 237,879 is: 369,266.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,240 : 237,879 = 237,879 : x
  2. Step 2: Convert to fraction form
    153,240/237,879 = 237,879/x
  3. Step 3: Cross multiply
    153,240x = 237,879 × 237,879
  4. Step 4: Simplify right side
    153,240x = 56,586,418,641
  5. Step 5: Solve for x
    x = 56,586,418,641/153,240
  6. Step 6: Final answer
    x = 369,266.63

Related Problems

Find third proportional to 76,620 and 118,939.50
Half scale
Find third proportional to 306,480 and 475,758
Double scale
Find third proportional to 153,242 and 237,882
Similar ratio
Find third proportional to 229,860 and 356,818.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.