Home / 142,944.19-197,260.04-88,481.97

Finding the Fourth Proportional to 142,944.19, 197,260.04 and 88,481.97

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Solution

The fourth proportional to 142,944.19, 197,260.04 and 88,481.97 is: 122,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,944.19 : 197,260.04 = 88,481.97 : x
  2. Step 2: Convert to fraction form
    142,944.19/197,260.04 = 88,481.97/x
  3. Step 3: Cross multiply
    142,944.19x = 197,260.04 × 88,481.97
  4. Step 4: Simplify right side
    142,944.19x = 17,453,955,955.18
  5. Step 5: Solve for x
    x = 17,453,955,955.18/142,944.19
  6. Step 6: Final answer
    x = 122,103.29

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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.