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Finding the Fourth Proportional to 88,892.60, 133,355.51 and 29,728.58

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Solution

The fourth proportional to 88,892.60, 133,355.51 and 29,728.58 is: 44,598.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.60 : 133,355.51 = 29,728.58 : x
  2. Step 2: Convert to fraction form
    88,892.60/133,355.51 = 29,728.58/x
  3. Step 3: Cross multiply
    88,892.60x = 133,355.51 × 29,728.58
  4. Step 4: Simplify right side
    88,892.60x = 3,964,469,798.83
  5. Step 5: Solve for x
    x = 3,964,469,798.83/88,892.60
  6. Step 6: Final answer
    x = 44,598.42

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1.5x scale

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.