Home / 147,311.89-220,796.46-84,176.27

Finding the Fourth Proportional to 147,311.89, 220,796.46 and 84,176.27

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Solution

The fourth proportional to 147,311.89, 220,796.46 and 84,176.27 is: 126,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,311.89 : 220,796.46 = 84,176.27 : x
  2. Step 2: Convert to fraction form
    147,311.89/220,796.46 = 84,176.27/x
  3. Step 3: Cross multiply
    147,311.89x = 220,796.46 × 84,176.27
  4. Step 4: Simplify right side
    147,311.89x = 18,585,822,432.00
  5. Step 5: Solve for x
    x = 18,585,822,432.00/147,311.89
  6. Step 6: Final answer
    x = 126,166.48

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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.