Home / 89,242.55-123,155.66-48,956.39

Finding the Fourth Proportional to 89,242.55, 123,155.66 and 48,956.39

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Solution

The fourth proportional to 89,242.55, 123,155.66 and 48,956.39 is: 67,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,242.55 : 123,155.66 = 48,956.39 : x
  2. Step 2: Convert to fraction form
    89,242.55/123,155.66 = 48,956.39/x
  3. Step 3: Cross multiply
    89,242.55x = 123,155.66 × 48,956.39
  4. Step 4: Simplify right side
    89,242.55x = 6,029,256,521.67
  5. Step 5: Solve for x
    x = 6,029,256,521.67/89,242.55
  6. Step 6: Final answer
    x = 67,560.33

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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.