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Finding the Fourth Proportional to 88,386, 132,546.60 and 29,204.88

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Solution

The fourth proportional to 88,386, 132,546.60 and 29,204.88 is: 43,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,386 : 132,546.60 = 29,204.88 : x
  2. Step 2: Convert to fraction form
    88,386/132,546.60 = 29,204.88/x
  3. Step 3: Cross multiply
    88,386x = 132,546.60 × 29,204.88
  4. Step 4: Simplify right side
    88,386x = 3,871,007,547.41
  5. Step 5: Solve for x
    x = 3,871,007,547.41/88,386
  6. Step 6: Final answer
    x = 43,796.61

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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.