Home / 99,667.38-149,462.19-43,524.66

Finding the Fourth Proportional to 99,667.38, 149,462.19 and 43,524.66

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Solution

The fourth proportional to 99,667.38, 149,462.19 and 43,524.66 is: 65,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,667.38 : 149,462.19 = 43,524.66 : x
  2. Step 2: Convert to fraction form
    99,667.38/149,462.19 = 43,524.66/x
  3. Step 3: Cross multiply
    99,667.38x = 149,462.19 × 43,524.66
  4. Step 4: Simplify right side
    99,667.38x = 6,505,291,002.61
  5. Step 5: Solve for x
    x = 6,505,291,002.61/99,667.38
  6. Step 6: Final answer
    x = 65,270.01

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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.