Home / 88,764.90-133,082.55-36,147.30

Finding the Fourth Proportional to 88,764.90, 133,082.55 and 36,147.30

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Solution

The fourth proportional to 88,764.90, 133,082.55 and 36,147.30 is: 54,194.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,764.90 : 133,082.55 = 36,147.30 : x
  2. Step 2: Convert to fraction form
    88,764.90/133,082.55 = 36,147.30/x
  3. Step 3: Cross multiply
    88,764.90x = 133,082.55 × 36,147.30
  4. Step 4: Simplify right side
    88,764.90x = 4,810,574,859.62
  5. Step 5: Solve for x
    x = 4,810,574,859.62/88,764.90
  6. Step 6: Final answer
    x = 54,194.56

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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.