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Finding the Fourth Proportional to 313,179.96, 469,683.54 and 88,522.68

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Solution

The fourth proportional to 313,179.96, 469,683.54 and 88,522.68 is: 132,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,179.96 : 469,683.54 = 88,522.68 : x
  2. Step 2: Convert to fraction form
    313,179.96/469,683.54 = 88,522.68/x
  3. Step 3: Cross multiply
    313,179.96x = 469,683.54 × 88,522.68
  4. Step 4: Simplify right side
    313,179.96x = 41,577,645,712.69
  5. Step 5: Solve for x
    x = 41,577,645,712.69/313,179.96
  6. Step 6: Final answer
    x = 132,759.60

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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.