Home / 141,575.34-195,370.04-80,332.68

Finding the Fourth Proportional to 141,575.34, 195,370.04 and 80,332.68

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Solution

The fourth proportional to 141,575.34, 195,370.04 and 80,332.68 is: 110,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,575.34 : 195,370.04 = 80,332.68 : x
  2. Step 2: Convert to fraction form
    141,575.34/195,370.04 = 80,332.68/x
  3. Step 3: Cross multiply
    141,575.34x = 195,370.04 × 80,332.68
  4. Step 4: Simplify right side
    141,575.34x = 15,694,598,503.24
  5. Step 5: Solve for x
    x = 15,694,598,503.24/141,575.34
  6. Step 6: Final answer
    x = 110,856.87

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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.