Home / 138,057.18-207,085.98-41,995.24

Finding the Fourth Proportional to 138,057.18, 207,085.98 and 41,995.24

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Solution

The fourth proportional to 138,057.18, 207,085.98 and 41,995.24 is: 62,992.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,057.18 : 207,085.98 = 41,995.24 : x
  2. Step 2: Convert to fraction form
    138,057.18/207,085.98 = 41,995.24/x
  3. Step 3: Cross multiply
    138,057.18x = 207,085.98 × 41,995.24
  4. Step 4: Simplify right side
    138,057.18x = 8,696,625,430.74
  5. Step 5: Solve for x
    x = 8,696,625,430.74/138,057.18
  6. Step 6: Final answer
    x = 62,992.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.