Home / 159,844.19-220,569.26-88,219.59

Finding the Fourth Proportional to 159,844.19, 220,569.26 and 88,219.59

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Solution

The fourth proportional to 159,844.19, 220,569.26 and 88,219.59 is: 121,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,844.19 : 220,569.26 = 88,219.59 : x
  2. Step 2: Convert to fraction form
    159,844.19/220,569.26 = 88,219.59/x
  3. Step 3: Cross multiply
    159,844.19x = 220,569.26 × 88,219.59
  4. Step 4: Simplify right side
    159,844.19x = 19,458,529,532.16
  5. Step 5: Solve for x
    x = 19,458,529,532.16/159,844.19
  6. Step 6: Final answer
    x = 121,734.36

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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.