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Finding the Fourth Proportional to 91,810.53, 137,697.66 and 25,233.48

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Solution

The fourth proportional to 91,810.53, 137,697.66 and 25,233.48 is: 37,845.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,810.53 : 137,697.66 = 25,233.48 : x
  2. Step 2: Convert to fraction form
    91,810.53/137,697.66 = 25,233.48/x
  3. Step 3: Cross multiply
    91,810.53x = 137,697.66 × 25,233.48
  4. Step 4: Simplify right side
    91,810.53x = 3,474,591,149.66
  5. Step 5: Solve for x
    x = 3,474,591,149.66/91,810.53
  6. Step 6: Final answer
    x = 37,845.24

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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.