Home / 88,801.28-122,545.87-48,515.72

Finding the Fourth Proportional to 88,801.28, 122,545.87 and 48,515.72

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Solution

The fourth proportional to 88,801.28, 122,545.87 and 48,515.72 is: 66,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,801.28 : 122,545.87 = 48,515.72 : x
  2. Step 2: Convert to fraction form
    88,801.28/122,545.87 = 48,515.72/x
  3. Step 3: Cross multiply
    88,801.28x = 122,545.87 × 48,515.72
  4. Step 4: Simplify right side
    88,801.28x = 5,945,400,890.08
  5. Step 5: Solve for x
    x = 5,945,400,890.08/88,801.28
  6. Step 6: Final answer
    x = 66,951.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.