Home / 148,718.90-223,078.33-43,537.86

Finding the Fourth Proportional to 148,718.90, 223,078.33 and 43,537.86

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Solution

The fourth proportional to 148,718.90, 223,078.33 and 43,537.86 is: 65,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,718.90 : 223,078.33 = 43,537.86 : x
  2. Step 2: Convert to fraction form
    148,718.90/223,078.33 = 43,537.86/x
  3. Step 3: Cross multiply
    148,718.90x = 223,078.33 × 43,537.86
  4. Step 4: Simplify right side
    148,718.90x = 9,712,353,100.57
  5. Step 5: Solve for x
    x = 9,712,353,100.57/148,718.90
  6. Step 6: Final answer
    x = 65,306.79

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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.