Home / 74,279.31-111,452.99-32,172.27

Finding the Fourth Proportional to 74,279.31, 111,452.99 and 32,172.27

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Solution

The fourth proportional to 74,279.31, 111,452.99 and 32,172.27 is: 48,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,279.31 : 111,452.99 = 32,172.27 : x
  2. Step 2: Convert to fraction form
    74,279.31/111,452.99 = 32,172.27/x
  3. Step 3: Cross multiply
    74,279.31x = 111,452.99 × 32,172.27
  4. Step 4: Simplify right side
    74,279.31x = 3,585,696,124.64
  5. Step 5: Solve for x
    x = 3,585,696,124.64/74,279.31
  6. Step 6: Final answer
    x = 48,273.15

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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.