Home / 159,637.52-239,294.57-103,513.22

Finding the Fourth Proportional to 159,637.52, 239,294.57 and 103,513.22

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Solution

The fourth proportional to 159,637.52, 239,294.57 and 103,513.22 is: 155,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,637.52 : 239,294.57 = 103,513.22 : x
  2. Step 2: Convert to fraction form
    159,637.52/239,294.57 = 103,513.22/x
  3. Step 3: Cross multiply
    159,637.52x = 239,294.57 × 103,513.22
  4. Step 4: Simplify right side
    159,637.52x = 24,770,149,755.18
  5. Step 5: Solve for x
    x = 24,770,149,755.18/159,637.52
  6. Step 6: Final answer
    x = 155,164.97

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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.