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Finding the Fourth Proportional to 88,998.67, 122,817.71 and 48,162.76

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Solution

The fourth proportional to 88,998.67, 122,817.71 and 48,162.76 is: 66,464.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,998.67 : 122,817.71 = 48,162.76 : x
  2. Step 2: Convert to fraction form
    88,998.67/122,817.71 = 48,162.76/x
  3. Step 3: Cross multiply
    88,998.67x = 122,817.71 × 48,162.76
  4. Step 4: Simplify right side
    88,998.67x = 5,915,239,890.48
  5. Step 5: Solve for x
    x = 5,915,239,890.48/88,998.67
  6. Step 6: Final answer
    x = 66,464.36

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Double scale
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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.