Home / 159,832.57-220,570.48-88,211.06

Finding the Fourth Proportional to 159,832.57, 220,570.48 and 88,211.06

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Solution

The fourth proportional to 159,832.57, 220,570.48 and 88,211.06 is: 121,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,832.57 : 220,570.48 = 88,211.06 : x
  2. Step 2: Convert to fraction form
    159,832.57/220,570.48 = 88,211.06/x
  3. Step 3: Cross multiply
    159,832.57x = 220,570.48 × 88,211.06
  4. Step 4: Simplify right side
    159,832.57x = 19,456,755,845.51
  5. Step 5: Solve for x
    x = 19,456,755,845.51/159,832.57
  6. Step 6: Final answer
    x = 121,732.11

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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.