Home / 99,209.32-148,834.78-29,082.92

Finding the Fourth Proportional to 99,209.32, 148,834.78 and 29,082.92

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Solution

The fourth proportional to 99,209.32, 148,834.78 and 29,082.92 is: 43,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,209.32 : 148,834.78 = 29,082.92 : x
  2. Step 2: Convert to fraction form
    99,209.32/148,834.78 = 29,082.92/x
  3. Step 3: Cross multiply
    99,209.32x = 148,834.78 × 29,082.92
  4. Step 4: Simplify right side
    99,209.32x = 4,328,549,999.96
  5. Step 5: Solve for x
    x = 4,328,549,999.96/99,209.32
  6. Step 6: Final answer
    x = 43,630.48

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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.