Home / 93,760.20-129,387.98-50,738.70

Finding the Fourth Proportional to 93,760.20, 129,387.98 and 50,738.70

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Solution

The fourth proportional to 93,760.20, 129,387.98 and 50,738.70 is: 70,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,760.20 : 129,387.98 = 50,738.70 : x
  2. Step 2: Convert to fraction form
    93,760.20/129,387.98 = 50,738.70/x
  3. Step 3: Cross multiply
    93,760.20x = 129,387.98 × 50,738.70
  4. Step 4: Simplify right side
    93,760.20x = 6,564,977,286.71
  5. Step 5: Solve for x
    x = 6,564,977,286.71/93,760.20
  6. Step 6: Final answer
    x = 70,018.81

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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.