Home / 91,730.66-137,596.14-25,171.70

Finding the Fourth Proportional to 91,730.66, 137,596.14 and 25,171.70

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Solution

The fourth proportional to 91,730.66, 137,596.14 and 25,171.70 is: 37,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,730.66 : 137,596.14 = 25,171.70 : x
  2. Step 2: Convert to fraction form
    91,730.66/137,596.14 = 25,171.70/x
  3. Step 3: Cross multiply
    91,730.66x = 137,596.14 × 25,171.70
  4. Step 4: Simplify right side
    91,730.66x = 3,463,528,757.24
  5. Step 5: Solve for x
    x = 3,463,528,757.24/91,730.66
  6. Step 6: Final answer
    x = 37,757.59

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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.