Home / 89,516.25-123,535.44-49,231.71

Finding the Fourth Proportional to 89,516.25, 123,535.44 and 49,231.71

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Solution

The fourth proportional to 89,516.25, 123,535.44 and 49,231.71 is: 67,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.25 : 123,535.44 = 49,231.71 : x
  2. Step 2: Convert to fraction form
    89,516.25/123,535.44 = 49,231.71/x
  3. Step 3: Cross multiply
    89,516.25x = 123,535.44 × 49,231.71
  4. Step 4: Simplify right side
    89,516.25x = 6,081,860,956.80
  5. Step 5: Solve for x
    x = 6,081,860,956.80/89,516.25
  6. Step 6: Final answer
    x = 67,941.42

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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.