Home / 160,171.16-221,016.40-88,552.58

Finding the Fourth Proportional to 160,171.16, 221,016.40 and 88,552.58

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Solution

The fourth proportional to 160,171.16, 221,016.40 and 88,552.58 is: 122,191.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,171.16 : 221,016.40 = 88,552.58 : x
  2. Step 2: Convert to fraction form
    160,171.16/221,016.40 = 88,552.58/x
  3. Step 3: Cross multiply
    160,171.16x = 221,016.40 × 88,552.58
  4. Step 4: Simplify right side
    160,171.16x = 19,571,571,115.85
  5. Step 5: Solve for x
    x = 19,571,571,115.85/160,171.16
  6. Step 6: Final answer
    x = 122,191.61

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1.5x scale

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.