Home / 160,198.89-221,042.48-88,565.07

Finding the Fourth Proportional to 160,198.89, 221,042.48 and 88,565.07

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Solution

The fourth proportional to 160,198.89, 221,042.48 and 88,565.07 is: 122,202.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,198.89 : 221,042.48 = 88,565.07 : x
  2. Step 2: Convert to fraction form
    160,198.89/221,042.48 = 88,565.07/x
  3. Step 3: Cross multiply
    160,198.89x = 221,042.48 × 88,565.07
  4. Step 4: Simplify right side
    160,198.89x = 19,576,643,101.30
  5. Step 5: Solve for x
    x = 19,576,643,101.30/160,198.89
  6. Step 6: Final answer
    x = 122,202.12

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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.