Home / 141,337.53-195,049.49-77,677.00

Finding the Fourth Proportional to 141,337.53, 195,049.49 and 77,677.00

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Solution

The fourth proportional to 141,337.53, 195,049.49 and 77,677.00 is: 107,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,337.53 : 195,049.49 = 77,677.00 : x
  2. Step 2: Convert to fraction form
    141,337.53/195,049.49 = 77,677.00/x
  3. Step 3: Cross multiply
    141,337.53x = 195,049.49 × 77,677.00
  4. Step 4: Simplify right side
    141,337.53x = 15,150,858,358.72
  5. Step 5: Solve for x
    x = 15,150,858,358.72/141,337.53
  6. Step 6: Final answer
    x = 107,196.29

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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.