Home / 109,177.60-163,757.76-39,049.60

Finding the Fourth Proportional to 109,177.60, 163,757.76 and 39,049.60

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Solution

The fourth proportional to 109,177.60, 163,757.76 and 39,049.60 is: 58,571.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,177.60 : 163,757.76 = 39,049.60 : x
  2. Step 2: Convert to fraction form
    109,177.60/163,757.76 = 39,049.60/x
  3. Step 3: Cross multiply
    109,177.60x = 163,757.76 × 39,049.60
  4. Step 4: Simplify right side
    109,177.60x = 6,394,675,024.90
  5. Step 5: Solve for x
    x = 6,394,675,024.90/109,177.60
  6. Step 6: Final answer
    x = 58,571.31

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1.5x scale

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.