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Finding the Fourth Proportional to 100,957.83, 151,383.68 and 44,773.64

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Solution

The fourth proportional to 100,957.83, 151,383.68 and 44,773.64 is: 67,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,957.83 : 151,383.68 = 44,773.64 : x
  2. Step 2: Convert to fraction form
    100,957.83/151,383.68 = 44,773.64/x
  3. Step 3: Cross multiply
    100,957.83x = 151,383.68 × 44,773.64
  4. Step 4: Simplify right side
    100,957.83x = 6,777,998,390.20
  5. Step 5: Solve for x
    x = 6,777,998,390.20/100,957.83
  6. Step 6: Final answer
    x = 67,136.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.