Home / 141,555.38-212,365.89-48,061.13

Finding the Fourth Proportional to 141,555.38, 212,365.89 and 48,061.13

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Solution

The fourth proportional to 141,555.38, 212,365.89 and 48,061.13 is: 72,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,555.38 : 212,365.89 = 48,061.13 : x
  2. Step 2: Convert to fraction form
    141,555.38/212,365.89 = 48,061.13/x
  3. Step 3: Cross multiply
    141,555.38x = 212,365.89 × 48,061.13
  4. Step 4: Simplify right side
    141,555.38x = 10,206,543,585.03
  5. Step 5: Solve for x
    x = 10,206,543,585.03/141,555.38
  6. Step 6: Final answer
    x = 72,102.83

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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.