Home / 131,947.15-198,194.89-106,675.22

Finding the Fourth Proportional to 131,947.15, 198,194.89 and 106,675.22

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Solution

The fourth proportional to 131,947.15, 198,194.89 and 106,675.22 is: 160,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,947.15 : 198,194.89 = 106,675.22 : x
  2. Step 2: Convert to fraction form
    131,947.15/198,194.89 = 106,675.22/x
  3. Step 3: Cross multiply
    131,947.15x = 198,194.89 × 106,675.22
  4. Step 4: Simplify right side
    131,947.15x = 21,142,484,255.80
  5. Step 5: Solve for x
    x = 21,142,484,255.80/131,947.15
  6. Step 6: Final answer
    x = 160,234.50

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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.