Home / 215,542.76-297,448.81-124,951.17

Finding the Fourth Proportional to 215,542.76, 297,448.81 and 124,951.17

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Solution

The fourth proportional to 215,542.76, 297,448.81 and 124,951.17 is: 172,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,542.76 : 297,448.81 = 124,951.17 : x
  2. Step 2: Convert to fraction form
    215,542.76/297,448.81 = 124,951.17/x
  3. Step 3: Cross multiply
    215,542.76x = 297,448.81 × 124,951.17
  4. Step 4: Simplify right side
    215,542.76x = 37,166,577,627.66
  5. Step 5: Solve for x
    x = 37,166,577,627.66/215,542.76
  6. Step 6: Final answer
    x = 172,432.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.