Home / 99,613.12-149,441.54-29,497.88

Finding the Fourth Proportional to 99,613.12, 149,441.54 and 29,497.88

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Solution

The fourth proportional to 99,613.12, 149,441.54 and 29,497.88 is: 44,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,613.12 : 149,441.54 = 29,497.88 : x
  2. Step 2: Convert to fraction form
    99,613.12/149,441.54 = 29,497.88/x
  3. Step 3: Cross multiply
    99,613.12x = 149,441.54 × 29,497.88
  4. Step 4: Simplify right side
    99,613.12x = 4,408,208,613.94
  5. Step 5: Solve for x
    x = 4,408,208,613.94/99,613.12
  6. Step 6: Final answer
    x = 44,253.29

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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.