Home / 88,729.22-133,115.01-29,565.40

Finding the Fourth Proportional to 88,729.22, 133,115.01 and 29,565.40

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Solution

The fourth proportional to 88,729.22, 133,115.01 and 29,565.40 is: 44,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,729.22 : 133,115.01 = 29,565.40 : x
  2. Step 2: Convert to fraction form
    88,729.22/133,115.01 = 29,565.40/x
  3. Step 3: Cross multiply
    88,729.22x = 133,115.01 × 29,565.40
  4. Step 4: Simplify right side
    88,729.22x = 3,935,598,183.87
  5. Step 5: Solve for x
    x = 3,935,598,183.87/88,729.22
  6. Step 6: Final answer
    x = 44,355.16

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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.