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Finding the Fourth Proportional to 160,469.58, 221,449.77 and 88,850.91

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Solution

The fourth proportional to 160,469.58, 221,449.77 and 88,850.91 is: 122,615.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,469.58 : 221,449.77 = 88,850.91 : x
  2. Step 2: Convert to fraction form
    160,469.58/221,449.77 = 88,850.91/x
  3. Step 3: Cross multiply
    160,469.58x = 221,449.77 × 88,850.91
  4. Step 4: Simplify right side
    160,469.58x = 19,676,013,583.79
  5. Step 5: Solve for x
    x = 19,676,013,583.79/160,469.58
  6. Step 6: Final answer
    x = 122,615.22

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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.