Home / 52,808.38-72,864.22-31,304.90

Finding the Fourth Proportional to 52,808.38, 72,864.22 and 31,304.90

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Solution

The fourth proportional to 52,808.38, 72,864.22 and 31,304.90 is: 43,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,808.38 : 72,864.22 = 31,304.90 : x
  2. Step 2: Convert to fraction form
    52,808.38/72,864.22 = 31,304.90/x
  3. Step 3: Cross multiply
    52,808.38x = 72,864.22 × 31,304.90
  4. Step 4: Simplify right side
    52,808.38x = 2,281,007,120.68
  5. Step 5: Solve for x
    x = 2,281,007,120.68/52,808.38
  6. Step 6: Final answer
    x = 43,194.04

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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.