Home / 134,747.52-202,062.60-38,663.57

Finding the Fourth Proportional to 134,747.52, 202,062.60 and 38,663.57

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Solution

The fourth proportional to 134,747.52, 202,062.60 and 38,663.57 is: 57,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,747.52 : 202,062.60 = 38,663.57 : x
  2. Step 2: Convert to fraction form
    134,747.52/202,062.60 = 38,663.57/x
  3. Step 3: Cross multiply
    134,747.52x = 202,062.60 × 38,663.57
  4. Step 4: Simplify right side
    134,747.52x = 7,812,460,469.17
  5. Step 5: Solve for x
    x = 7,812,460,469.17/134,747.52
  6. Step 6: Final answer
    x = 57,978.51

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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.