Home / 91,867.37-137,713.57-29,494.13

Finding the Fourth Proportional to 91,867.37, 137,713.57 and 29,494.13

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Solution

The fourth proportional to 91,867.37, 137,713.57 and 29,494.13 is: 44,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,867.37 : 137,713.57 = 29,494.13 : x
  2. Step 2: Convert to fraction form
    91,867.37/137,713.57 = 29,494.13/x
  3. Step 3: Cross multiply
    91,867.37x = 137,713.57 × 29,494.13
  4. Step 4: Simplify right side
    91,867.37x = 4,061,741,174.04
  5. Step 5: Solve for x
    x = 4,061,741,174.04/91,867.37
  6. Step 6: Final answer
    x = 44,213.10

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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.