Home / 45,229.92-62,437.68-39,156

Finding the Fourth Proportional to 45,229.92, 62,437.68 and 39,156

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Solution

The fourth proportional to 45,229.92, 62,437.68 and 39,156 is: 54,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,229.92 : 62,437.68 = 39,156 : x
  2. Step 2: Convert to fraction form
    45,229.92/62,437.68 = 39,156/x
  3. Step 3: Cross multiply
    45,229.92x = 62,437.68 × 39,156
  4. Step 4: Simplify right side
    45,229.92x = 2,444,809,798.08
  5. Step 5: Solve for x
    x = 2,444,809,798.08/45,229.92
  6. Step 6: Final answer
    x = 54,052.93

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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.