Home / 141,062.63-194,666.42-80,634.57

Finding the Fourth Proportional to 141,062.63, 194,666.42 and 80,634.57

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Solution

The fourth proportional to 141,062.63, 194,666.42 and 80,634.57 is: 111,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,062.63 : 194,666.42 = 80,634.57 : x
  2. Step 2: Convert to fraction form
    141,062.63/194,666.42 = 80,634.57/x
  3. Step 3: Cross multiply
    141,062.63x = 194,666.42 × 80,634.57
  4. Step 4: Simplify right side
    141,062.63x = 15,696,842,666.97
  5. Step 5: Solve for x
    x = 15,696,842,666.97/141,062.63
  6. Step 6: Final answer
    x = 111,275.70

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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.