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Finding the Fourth Proportional to 63,897.96, 88,171.02 and 35,599.80

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Solution

The fourth proportional to 63,897.96, 88,171.02 and 35,599.80 is: 49,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,897.96 : 88,171.02 = 35,599.80 : x
  2. Step 2: Convert to fraction form
    63,897.96/88,171.02 = 35,599.80/x
  3. Step 3: Cross multiply
    63,897.96x = 88,171.02 × 35,599.80
  4. Step 4: Simplify right side
    63,897.96x = 3,138,870,677.80
  5. Step 5: Solve for x
    x = 3,138,870,677.80/63,897.96
  6. Step 6: Final answer
    x = 49,123.18

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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.