Home / 91,571.58-137,371.14-32,407.83

Finding the Fourth Proportional to 91,571.58, 137,371.14 and 32,407.83

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Solution

The fourth proportional to 91,571.58, 137,371.14 and 32,407.83 is: 48,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,571.58 : 137,371.14 = 32,407.83 : x
  2. Step 2: Convert to fraction form
    91,571.58/137,371.14 = 32,407.83/x
  3. Step 3: Cross multiply
    91,571.58x = 137,371.14 × 32,407.83
  4. Step 4: Simplify right side
    91,571.58x = 4,451,900,552.03
  5. Step 5: Solve for x
    x = 4,451,900,552.03/91,571.58
  6. Step 6: Final answer
    x = 48,616.62

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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.