Home / 141,322.41-195,024.33-80,892.75

Finding the Fourth Proportional to 141,322.41, 195,024.33 and 80,892.75

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Solution

The fourth proportional to 141,322.41, 195,024.33 and 80,892.75 is: 111,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,322.41 : 195,024.33 = 80,892.75 : x
  2. Step 2: Convert to fraction form
    141,322.41/195,024.33 = 80,892.75/x
  3. Step 3: Cross multiply
    141,322.41x = 195,024.33 × 80,892.75
  4. Step 4: Simplify right side
    141,322.41x = 15,776,054,370.61
  5. Step 5: Solve for x
    x = 15,776,054,370.61/141,322.41
  6. Step 6: Final answer
    x = 111,631.65

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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.