Home / 89,092.80-122,951.13-48,806.56

Finding the Fourth Proportional to 89,092.80, 122,951.13 and 48,806.56

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Solution

The fourth proportional to 89,092.80, 122,951.13 and 48,806.56 is: 67,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,092.80 : 122,951.13 = 48,806.56 : x
  2. Step 2: Convert to fraction form
    89,092.80/122,951.13 = 48,806.56/x
  3. Step 3: Cross multiply
    89,092.80x = 122,951.13 × 48,806.56
  4. Step 4: Simplify right side
    89,092.80x = 6,000,821,396.03
  5. Step 5: Solve for x
    x = 6,000,821,396.03/89,092.80
  6. Step 6: Final answer
    x = 67,354.73

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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.