Home / 160,171.53-221,016.92-88,552.95

Finding the Fourth Proportional to 160,171.53, 221,016.92 and 88,552.95

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Solution

The fourth proportional to 160,171.53, 221,016.92 and 88,552.95 is: 122,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,171.53 : 221,016.92 = 88,552.95 : x
  2. Step 2: Convert to fraction form
    160,171.53/221,016.92 = 88,552.95/x
  3. Step 3: Cross multiply
    160,171.53x = 221,016.92 × 88,552.95
  4. Step 4: Simplify right side
    160,171.53x = 19,571,699,823.15
  5. Step 5: Solve for x
    x = 19,571,699,823.15/160,171.53
  6. Step 6: Final answer
    x = 122,192.13

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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.