Home / 148,806.62-223,139.57-57,664.71

Finding the Fourth Proportional to 148,806.62, 223,139.57 and 57,664.71

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Solution

The fourth proportional to 148,806.62, 223,139.57 and 57,664.71 is: 86,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,806.62 : 223,139.57 = 57,664.71 : x
  2. Step 2: Convert to fraction form
    148,806.62/223,139.57 = 57,664.71/x
  3. Step 3: Cross multiply
    148,806.62x = 223,139.57 × 57,664.71
  4. Step 4: Simplify right side
    148,806.62x = 12,867,278,305.25
  5. Step 5: Solve for x
    x = 12,867,278,305.25/148,806.62
  6. Step 6: Final answer
    x = 86,469.80

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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.