Home / 133,264.62-199,867.48-38,474.21

Finding the Fourth Proportional to 133,264.62, 199,867.48 and 38,474.21

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Solution

The fourth proportional to 133,264.62, 199,867.48 and 38,474.21 is: 57,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,264.62 : 199,867.48 = 38,474.21 : x
  2. Step 2: Convert to fraction form
    133,264.62/199,867.48 = 38,474.21/x
  3. Step 3: Cross multiply
    133,264.62x = 199,867.48 × 38,474.21
  4. Step 4: Simplify right side
    133,264.62x = 7,689,743,397.69
  5. Step 5: Solve for x
    x = 7,689,743,397.69/133,264.62
  6. Step 6: Final answer
    x = 57,702.81

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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.