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Finding the Fourth Proportional to 221,673.52, 332,459.66 and 88,518.04

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Solution

The fourth proportional to 221,673.52, 332,459.66 and 88,518.04 is: 132,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,673.52 : 332,459.66 = 88,518.04 : x
  2. Step 2: Convert to fraction form
    221,673.52/332,459.66 = 88,518.04/x
  3. Step 3: Cross multiply
    221,673.52x = 332,459.66 × 88,518.04
  4. Step 4: Simplify right side
    221,673.52x = 29,428,677,482.27
  5. Step 5: Solve for x
    x = 29,428,677,482.27/221,673.52
  6. Step 6: Final answer
    x = 132,756.85

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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.