Home / 81,493.30-122,265.42-24,569.38

Finding the Fourth Proportional to 81,493.30, 122,265.42 and 24,569.38

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Solution

The fourth proportional to 81,493.30, 122,265.42 and 24,569.38 is: 36,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,493.30 : 122,265.42 = 24,569.38 : x
  2. Step 2: Convert to fraction form
    81,493.30/122,265.42 = 24,569.38/x
  3. Step 3: Cross multiply
    81,493.30x = 122,265.42 × 24,569.38
  4. Step 4: Simplify right side
    81,493.30x = 3,003,985,564.84
  5. Step 5: Solve for x
    x = 3,003,985,564.84/81,493.30
  6. Step 6: Final answer
    x = 36,861.75

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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.