Home / 141,412.28-195,120.95-79,324.74

Finding the Fourth Proportional to 141,412.28, 195,120.95 and 79,324.74

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Solution

The fourth proportional to 141,412.28, 195,120.95 and 79,324.74 is: 109,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,412.28 : 195,120.95 = 79,324.74 : x
  2. Step 2: Convert to fraction form
    141,412.28/195,120.95 = 79,324.74/x
  3. Step 3: Cross multiply
    141,412.28x = 195,120.95 × 79,324.74
  4. Step 4: Simplify right side
    141,412.28x = 15,477,918,230.68
  5. Step 5: Solve for x
    x = 15,477,918,230.68/141,412.28
  6. Step 6: Final answer
    x = 109,452.44

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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.