Home / 88,811.20-133,204.64-29,645.52

Finding the Fourth Proportional to 88,811.20, 133,204.64 and 29,645.52

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Solution

The fourth proportional to 88,811.20, 133,204.64 and 29,645.52 is: 44,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,811.20 : 133,204.64 = 29,645.52 : x
  2. Step 2: Convert to fraction form
    88,811.20/133,204.64 = 29,645.52/x
  3. Step 3: Cross multiply
    88,811.20x = 133,204.64 × 29,645.52
  4. Step 4: Simplify right side
    88,811.20x = 3,948,920,819.21
  5. Step 5: Solve for x
    x = 3,948,920,819.21/88,811.20
  6. Step 6: Final answer
    x = 44,464.22

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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.