Home / 89,516.29-134,245.67-29,531.28

Finding the Fourth Proportional to 89,516.29, 134,245.67 and 29,531.28

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Solution

The fourth proportional to 89,516.29, 134,245.67 and 29,531.28 is: 44,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.29 : 134,245.67 = 29,531.28 : x
  2. Step 2: Convert to fraction form
    89,516.29/134,245.67 = 29,531.28/x
  3. Step 3: Cross multiply
    89,516.29x = 134,245.67 × 29,531.28
  4. Step 4: Simplify right side
    89,516.29x = 3,964,446,991.44
  5. Step 5: Solve for x
    x = 3,964,446,991.44/89,516.29
  6. Step 6: Final answer
    x = 44,287.44

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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.