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Finding the Fourth Proportional to 133,790.97, 200,751.92 and 58,901.72

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Solution

The fourth proportional to 133,790.97, 200,751.92 and 58,901.72 is: 88,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,790.97 : 200,751.92 = 58,901.72 : x
  2. Step 2: Convert to fraction form
    133,790.97/200,751.92 = 58,901.72/x
  3. Step 3: Cross multiply
    133,790.97x = 200,751.92 × 58,901.72
  4. Step 4: Simplify right side
    133,790.97x = 11,824,632,303.92
  5. Step 5: Solve for x
    x = 11,824,632,303.92/133,790.97
  6. Step 6: Final answer
    x = 88,381.39

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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.