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Finding the Fourth Proportional to 88,367.70, 132,551.55 and 29,205.30

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Solution

The fourth proportional to 88,367.70, 132,551.55 and 29,205.30 is: 43,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,367.70 : 132,551.55 = 29,205.30 : x
  2. Step 2: Convert to fraction form
    88,367.70/132,551.55 = 29,205.30/x
  3. Step 3: Cross multiply
    88,367.70x = 132,551.55 × 29,205.30
  4. Step 4: Simplify right side
    88,367.70x = 3,871,207,783.22
  5. Step 5: Solve for x
    x = 3,871,207,783.22/88,367.70
  6. Step 6: Final answer
    x = 43,807.95

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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.