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Finding the Fourth Proportional to 63,898.57, 88,179.74 and 35,218.18

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Solution

The fourth proportional to 63,898.57, 88,179.74 and 35,218.18 is: 48,600.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,898.57 : 88,179.74 = 35,218.18 : x
  2. Step 2: Convert to fraction form
    63,898.57/88,179.74 = 35,218.18/x
  3. Step 3: Cross multiply
    63,898.57x = 88,179.74 × 35,218.18
  4. Step 4: Simplify right side
    63,898.57x = 3,105,529,514.77
  5. Step 5: Solve for x
    x = 3,105,529,514.77/63,898.57
  6. Step 6: Final answer
    x = 48,600.92

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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.