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Finding the Fourth Proportional to 88,394.66, 132,578.82 and 29,230.64

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Solution

The fourth proportional to 88,394.66, 132,578.82 and 29,230.64 is: 43,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,394.66 : 132,578.82 = 29,230.64 : x
  2. Step 2: Convert to fraction form
    88,394.66/132,578.82 = 29,230.64/x
  3. Step 3: Cross multiply
    88,394.66x = 132,578.82 × 29,230.64
  4. Step 4: Simplify right side
    88,394.66x = 3,875,363,096.15
  5. Step 5: Solve for x
    x = 3,875,363,096.15/88,394.66
  6. Step 6: Final answer
    x = 43,841.60

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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.