Home / 88,439.74-122,042.76-48,153.38

Finding the Fourth Proportional to 88,439.74, 122,042.76 and 48,153.38

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Solution

The fourth proportional to 88,439.74, 122,042.76 and 48,153.38 is: 66,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,439.74 : 122,042.76 = 48,153.38 : x
  2. Step 2: Convert to fraction form
    88,439.74/122,042.76 = 48,153.38/x
  3. Step 3: Cross multiply
    88,439.74x = 122,042.76 × 48,153.38
  4. Step 4: Simplify right side
    88,439.74x = 5,876,771,398.53
  5. Step 5: Solve for x
    x = 5,876,771,398.53/88,439.74
  6. Step 6: Final answer
    x = 66,449.44

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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.