Home / 52,344.18-72,227.97-31,115.70

Finding the Fourth Proportional to 52,344.18, 72,227.97 and 31,115.70

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Solution

The fourth proportional to 52,344.18, 72,227.97 and 31,115.70 is: 42,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,344.18 : 72,227.97 = 31,115.70 : x
  2. Step 2: Convert to fraction form
    52,344.18/72,227.97 = 31,115.70/x
  3. Step 3: Cross multiply
    52,344.18x = 72,227.97 × 31,115.70
  4. Step 4: Simplify right side
    52,344.18x = 2,247,423,846.13
  5. Step 5: Solve for x
    x = 2,247,423,846.13/52,344.18
  6. Step 6: Final answer
    x = 42,935.51

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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.