Home / 134,943.03-186,227.37-77,600.97

Finding the Fourth Proportional to 134,943.03, 186,227.37 and 77,600.97

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Solution

The fourth proportional to 134,943.03, 186,227.37 and 77,600.97 is: 107,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,943.03 : 186,227.37 = 77,600.97 : x
  2. Step 2: Convert to fraction form
    134,943.03/186,227.37 = 77,600.97/x
  3. Step 3: Cross multiply
    134,943.03x = 186,227.37 × 77,600.97
  4. Step 4: Simplify right side
    134,943.03x = 14,451,424,552.55
  5. Step 5: Solve for x
    x = 14,451,424,552.55/134,943.03
  6. Step 6: Final answer
    x = 107,092.78

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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.