Home / 99,956.10-149,960.10-29,835.42

Finding the Fourth Proportional to 99,956.10, 149,960.10 and 29,835.42

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Solution

The fourth proportional to 99,956.10, 149,960.10 and 29,835.42 is: 44,760.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,956.10 : 149,960.10 = 29,835.42 : x
  2. Step 2: Convert to fraction form
    99,956.10/149,960.10 = 29,835.42/x
  3. Step 3: Cross multiply
    99,956.10x = 149,960.10 × 29,835.42
  4. Step 4: Simplify right side
    99,956.10x = 4,474,122,566.74
  5. Step 5: Solve for x
    x = 4,474,122,566.74/99,956.10
  6. Step 6: Final answer
    x = 44,760.88

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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.