Home / 217,897.56-327,022.92-112,746.60

Finding the Fourth Proportional to 217,897.56, 327,022.92 and 112,746.60

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Solution

The fourth proportional to 217,897.56, 327,022.92 and 112,746.60 is: 169,211.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,897.56 : 327,022.92 = 112,746.60 : x
  2. Step 2: Convert to fraction form
    217,897.56/327,022.92 = 112,746.60/x
  3. Step 3: Cross multiply
    217,897.56x = 327,022.92 × 112,746.60
  4. Step 4: Simplify right side
    217,897.56x = 36,870,722,352.07
  5. Step 5: Solve for x
    x = 36,870,722,352.07/217,897.56
  6. Step 6: Final answer
    x = 169,211.27

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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.