Home / 141,731.76-195,671.16-94,049.76

Finding the Fourth Proportional to 141,731.76, 195,671.16 and 94,049.76

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Solution

The fourth proportional to 141,731.76, 195,671.16 and 94,049.76 is: 129,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,731.76 : 195,671.16 = 94,049.76 : x
  2. Step 2: Convert to fraction form
    141,731.76/195,671.16 = 94,049.76/x
  3. Step 3: Cross multiply
    141,731.76x = 195,671.16 × 94,049.76
  4. Step 4: Simplify right side
    141,731.76x = 18,402,825,636.92
  5. Step 5: Solve for x
    x = 18,402,825,636.92/141,731.76
  6. Step 6: Final answer
    x = 129,842.64

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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.