Home / 91,772.61-137,642.49-24,305.10

Finding the Fourth Proportional to 91,772.61, 137,642.49 and 24,305.10

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Solution

The fourth proportional to 91,772.61, 137,642.49 and 24,305.10 is: 36,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,772.61 : 137,642.49 = 24,305.10 : x
  2. Step 2: Convert to fraction form
    91,772.61/137,642.49 = 24,305.10/x
  3. Step 3: Cross multiply
    91,772.61x = 137,642.49 × 24,305.10
  4. Step 4: Simplify right side
    91,772.61x = 3,345,414,483.70
  5. Step 5: Solve for x
    x = 3,345,414,483.70/91,772.61
  6. Step 6: Final answer
    x = 36,453.30

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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.