Home / 91,490.41-137,221.61-24,935.90

Finding the Fourth Proportional to 91,490.41, 137,221.61 and 24,935.90

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Solution

The fourth proportional to 91,490.41, 137,221.61 and 24,935.90 is: 37,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,490.41 : 137,221.61 = 24,935.90 : x
  2. Step 2: Convert to fraction form
    91,490.41/137,221.61 = 24,935.90/x
  3. Step 3: Cross multiply
    91,490.41x = 137,221.61 × 24,935.90
  4. Step 4: Simplify right side
    91,490.41x = 3,421,744,340.95
  5. Step 5: Solve for x
    x = 3,421,744,340.95/91,490.41
  6. Step 6: Final answer
    x = 37,400.03

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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.