Home / 140,304.74-193,226.92-131,299.56

Finding the Fourth Proportional to 140,304.74, 193,226.92 and 131,299.56

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Solution

The fourth proportional to 140,304.74, 193,226.92 and 131,299.56 is: 180,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,304.74 : 193,226.92 = 131,299.56 : x
  2. Step 2: Convert to fraction form
    140,304.74/193,226.92 = 131,299.56/x
  3. Step 3: Cross multiply
    140,304.74x = 193,226.92 × 131,299.56
  4. Step 4: Simplify right side
    140,304.74x = 25,370,609,247.91
  5. Step 5: Solve for x
    x = 25,370,609,247.91/140,304.74
  6. Step 6: Final answer
    x = 180,825.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.