Home / 141,719.76-195,565.88-88,003.62

Finding the Fourth Proportional to 141,719.76, 195,565.88 and 88,003.62

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Solution

The fourth proportional to 141,719.76, 195,565.88 and 88,003.62 is: 121,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,719.76 : 195,565.88 = 88,003.62 : x
  2. Step 2: Convert to fraction form
    141,719.76/195,565.88 = 88,003.62/x
  3. Step 3: Cross multiply
    141,719.76x = 195,565.88 × 88,003.62
  4. Step 4: Simplify right side
    141,719.76x = 17,210,505,608.49
  5. Step 5: Solve for x
    x = 17,210,505,608.49/141,719.76
  6. Step 6: Final answer
    x = 121,440.41

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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.