Home / 91,382.96-137,085.38-32,206.39

Finding the Fourth Proportional to 91,382.96, 137,085.38 and 32,206.39

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Solution

The fourth proportional to 91,382.96, 137,085.38 and 32,206.39 is: 48,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,382.96 : 137,085.38 = 32,206.39 : x
  2. Step 2: Convert to fraction form
    91,382.96/137,085.38 = 32,206.39/x
  3. Step 3: Cross multiply
    91,382.96x = 137,085.38 × 32,206.39
  4. Step 4: Simplify right side
    91,382.96x = 4,415,025,211.58
  5. Step 5: Solve for x
    x = 4,415,025,211.58/91,382.96
  6. Step 6: Final answer
    x = 48,313.44

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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.