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Finding the Fourth Proportional to 160,610.41, 221,633.04 and 88,986.16

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Solution

The fourth proportional to 160,610.41, 221,633.04 and 88,986.16 is: 122,795.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,610.41 : 221,633.04 = 88,986.16 : x
  2. Step 2: Convert to fraction form
    160,610.41/221,633.04 = 88,986.16/x
  3. Step 3: Cross multiply
    160,610.41x = 221,633.04 × 88,986.16
  4. Step 4: Simplify right side
    160,610.41x = 19,722,273,158.73
  5. Step 5: Solve for x
    x = 19,722,273,158.73/160,610.41
  6. Step 6: Final answer
    x = 122,795.73

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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.