Home / 48,306.75-66,640.64-34,167.39

Finding the Fourth Proportional to 48,306.75, 66,640.64 and 34,167.39

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Solution

The fourth proportional to 48,306.75, 66,640.64 and 34,167.39 is: 47,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.75 : 66,640.64 = 34,167.39 : x
  2. Step 2: Convert to fraction form
    48,306.75/66,640.64 = 34,167.39/x
  3. Step 3: Cross multiply
    48,306.75x = 66,640.64 × 34,167.39
  4. Step 4: Simplify right side
    48,306.75x = 2,276,936,565.89
  5. Step 5: Solve for x
    x = 2,276,936,565.89/48,306.75
  6. Step 6: Final answer
    x = 47,134.96

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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.