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Finding the Fourth Proportional to 134,003.60, 200,832.60 and 63,731.60

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Solution

The fourth proportional to 134,003.60, 200,832.60 and 63,731.60 is: 95,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,003.60 : 200,832.60 = 63,731.60 : x
  2. Step 2: Convert to fraction form
    134,003.60/200,832.60 = 63,731.60/x
  3. Step 3: Cross multiply
    134,003.60x = 200,832.60 × 63,731.60
  4. Step 4: Simplify right side
    134,003.60x = 12,799,382,930.16
  5. Step 5: Solve for x
    x = 12,799,382,930.16/134,003.60
  6. Step 6: Final answer
    x = 95,515.22

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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.