Home / 141,095.66-194,715.70-80,676.14

Finding the Fourth Proportional to 141,095.66, 194,715.70 and 80,676.14

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Solution

The fourth proportional to 141,095.66, 194,715.70 and 80,676.14 is: 111,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,095.66 : 194,715.70 = 80,676.14 : x
  2. Step 2: Convert to fraction form
    141,095.66/194,715.70 = 80,676.14/x
  3. Step 3: Cross multiply
    141,095.66x = 194,715.70 × 80,676.14
  4. Step 4: Simplify right side
    141,095.66x = 15,708,909,898.13
  5. Step 5: Solve for x
    x = 15,708,909,898.13/141,095.66
  6. Step 6: Final answer
    x = 111,335.18

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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.