Home / 49,402.71-74,038.46-31,600.53

Finding the Fourth Proportional to 49,402.71, 74,038.46 and 31,600.53

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Solution

The fourth proportional to 49,402.71, 74,038.46 and 31,600.53 is: 47,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,402.71 : 74,038.46 = 31,600.53 : x
  2. Step 2: Convert to fraction form
    49,402.71/74,038.46 = 31,600.53/x
  3. Step 3: Cross multiply
    49,402.71x = 74,038.46 × 31,600.53
  4. Step 4: Simplify right side
    49,402.71x = 2,339,654,418.38
  5. Step 5: Solve for x
    x = 2,339,654,418.38/49,402.71
  6. Step 6: Final answer
    x = 47,358.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.