Home / 88,680.60-133,022.10-29,516.28

Finding the Fourth Proportional to 88,680.60, 133,022.10 and 29,516.28

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Solution

The fourth proportional to 88,680.60, 133,022.10 and 29,516.28 is: 44,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680.60 : 133,022.10 = 29,516.28 : x
  2. Step 2: Convert to fraction form
    88,680.60/133,022.10 = 29,516.28/x
  3. Step 3: Cross multiply
    88,680.60x = 133,022.10 × 29,516.28
  4. Step 4: Simplify right side
    88,680.60x = 3,926,317,549.79
  5. Step 5: Solve for x
    x = 3,926,317,549.79/88,680.60
  6. Step 6: Final answer
    x = 44,274.82

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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.