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Finding the Fourth Proportional to 88,088.04, 132,175.80 and 43,713

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Solution

The fourth proportional to 88,088.04, 132,175.80 and 43,713 is: 65,591.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,088.04 : 132,175.80 = 43,713 : x
  2. Step 2: Convert to fraction form
    88,088.04/132,175.80 = 43,713/x
  3. Step 3: Cross multiply
    88,088.04x = 132,175.80 × 43,713
  4. Step 4: Simplify right side
    88,088.04x = 5,777,800,745.40
  5. Step 5: Solve for x
    x = 5,777,800,745.40/88,088.04
  6. Step 6: Final answer
    x = 65,591.21

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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.