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Finding the Fourth Proportional to 88,874.60, 133,331.10 and 26,551.40

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Solution

The fourth proportional to 88,874.60, 133,331.10 and 26,551.40 is: 39,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,874.60 : 133,331.10 = 26,551.40 : x
  2. Step 2: Convert to fraction form
    88,874.60/133,331.10 = 26,551.40/x
  3. Step 3: Cross multiply
    88,874.60x = 133,331.10 × 26,551.40
  4. Step 4: Simplify right side
    88,874.60x = 3,540,127,368.54
  5. Step 5: Solve for x
    x = 3,540,127,368.54/88,874.60
  6. Step 6: Final answer
    x = 39,832.84

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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.