Home / 91,830.30-137,745.45-32,732.70

Finding the Fourth Proportional to 91,830.30, 137,745.45 and 32,732.70

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Solution

The fourth proportional to 91,830.30, 137,745.45 and 32,732.70 is: 49,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,830.30 : 137,745.45 = 32,732.70 : x
  2. Step 2: Convert to fraction form
    91,830.30/137,745.45 = 32,732.70/x
  3. Step 3: Cross multiply
    91,830.30x = 137,745.45 × 32,732.70
  4. Step 4: Simplify right side
    91,830.30x = 4,508,780,491.22
  5. Step 5: Solve for x
    x = 4,508,780,491.22/91,830.30
  6. Step 6: Final answer
    x = 49,099.05

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1.5x scale

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.