Home / 91,703.46-137,545.97-25,150.28

Finding the Fourth Proportional to 91,703.46, 137,545.97 and 25,150.28

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Solution

The fourth proportional to 91,703.46, 137,545.97 and 25,150.28 is: 37,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,703.46 : 137,545.97 = 25,150.28 : x
  2. Step 2: Convert to fraction form
    91,703.46/137,545.97 = 25,150.28/x
  3. Step 3: Cross multiply
    91,703.46x = 137,545.97 × 25,150.28
  4. Step 4: Simplify right side
    91,703.46x = 3,459,319,658.37
  5. Step 5: Solve for x
    x = 3,459,319,658.37/91,703.46
  6. Step 6: Final answer
    x = 37,722.89

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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.