Home / 141,371.08-195,092.26-77,707.52

Finding the Fourth Proportional to 141,371.08, 195,092.26 and 77,707.52

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Solution

The fourth proportional to 141,371.08, 195,092.26 and 77,707.52 is: 107,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,371.08 : 195,092.26 = 77,707.52 : x
  2. Step 2: Convert to fraction form
    141,371.08/195,092.26 = 77,707.52/x
  3. Step 3: Cross multiply
    141,371.08x = 195,092.26 × 77,707.52
  4. Step 4: Simplify right side
    141,371.08x = 15,160,135,695.80
  5. Step 5: Solve for x
    x = 15,160,135,695.80/141,371.08
  6. Step 6: Final answer
    x = 107,236.47

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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.