Home / 91,572.10-137,357.67-29,241.22

Finding the Fourth Proportional to 91,572.10, 137,357.67 and 29,241.22

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Solution

The fourth proportional to 91,572.10, 137,357.67 and 29,241.22 is: 43,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,572.10 : 137,357.67 = 29,241.22 : x
  2. Step 2: Convert to fraction form
    91,572.10/137,357.67 = 29,241.22/x
  3. Step 3: Cross multiply
    91,572.10x = 137,357.67 × 29,241.22
  4. Step 4: Simplify right side
    91,572.10x = 4,016,505,847.16
  5. Step 5: Solve for x
    x = 4,016,505,847.16/91,572.10
  6. Step 6: Final answer
    x = 43,861.68

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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.