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Finding the Fourth Proportional to 151,851.60, 227,874.60 and 88,671.60

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Solution

The fourth proportional to 151,851.60, 227,874.60 and 88,671.60 is: 133,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,851.60 : 227,874.60 = 88,671.60 : x
  2. Step 2: Convert to fraction form
    151,851.60/227,874.60 = 88,671.60/x
  3. Step 3: Cross multiply
    151,851.60x = 227,874.60 × 88,671.60
  4. Step 4: Simplify right side
    151,851.60x = 20,206,005,381.36
  5. Step 5: Solve for x
    x = 20,206,005,381.36/151,851.60
  6. Step 6: Final answer
    x = 133,064.16

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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.