Home / 115,295-147,319

Finding the Third Proportional to 115,295 and 147,319

Calculator

Solution

The third proportional to 115,295 and 147,319 is: 188,237.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,295 : 147,319 = 147,319 : x
  2. Step 2: Convert to fraction form
    115,295/147,319 = 147,319/x
  3. Step 3: Cross multiply
    115,295x = 147,319 × 147,319
  4. Step 4: Simplify right side
    115,295x = 21,702,887,761
  5. Step 5: Solve for x
    x = 21,702,887,761/115,295
  6. Step 6: Final answer
    x = 188,237.89

Related Problems

Find third proportional to 57,647.50 and 73,659.50
Half scale
Find third proportional to 230,590 and 294,638
Double scale
Find third proportional to 115,297 and 147,322
Similar ratio
Find third proportional to 172,942.50 and 220,978.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.