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Finding the Fourth Proportional to 133,531.40, 200,366.14 and 58,704.04

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Solution

The fourth proportional to 133,531.40, 200,366.14 and 58,704.04 is: 88,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,531.40 : 200,366.14 = 58,704.04 : x
  2. Step 2: Convert to fraction form
    133,531.40/200,366.14 = 58,704.04/x
  3. Step 3: Cross multiply
    133,531.40x = 200,366.14 × 58,704.04
  4. Step 4: Simplify right side
    133,531.40x = 11,762,301,897.21
  5. Step 5: Solve for x
    x = 11,762,301,897.21/133,531.40
  6. Step 6: Final answer
    x = 88,086.41

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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.