Home / 159,927.02-220,697.82-88,305.48

Finding the Fourth Proportional to 159,927.02, 220,697.82 and 88,305.48

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Solution

The fourth proportional to 159,927.02, 220,697.82 and 88,305.48 is: 121,860.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,927.02 : 220,697.82 = 88,305.48 : x
  2. Step 2: Convert to fraction form
    159,927.02/220,697.82 = 88,305.48/x
  3. Step 3: Cross multiply
    159,927.02x = 220,697.82 × 88,305.48
  4. Step 4: Simplify right side
    159,927.02x = 19,488,826,930.05
  5. Step 5: Solve for x
    x = 19,488,826,930.05/159,927.02
  6. Step 6: Final answer
    x = 121,860.75

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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.