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Finding the Fourth Proportional to 88,876.62, 122,649.44 and 48,590.42

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Solution

The fourth proportional to 88,876.62, 122,649.44 and 48,590.42 is: 67,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,876.62 : 122,649.44 = 48,590.42 : x
  2. Step 2: Convert to fraction form
    88,876.62/122,649.44 = 48,590.42/x
  3. Step 3: Cross multiply
    88,876.62x = 122,649.44 × 48,590.42
  4. Step 4: Simplify right side
    88,876.62x = 5,959,586,946.17
  5. Step 5: Solve for x
    x = 5,959,586,946.17/88,876.62
  6. Step 6: Final answer
    x = 67,054.61

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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.