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Finding the Fourth Proportional to 160,095.78, 220,936.59 and 88,480.44

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Solution

The fourth proportional to 160,095.78, 220,936.59 and 88,480.44 is: 122,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,095.78 : 220,936.59 = 88,480.44 : x
  2. Step 2: Convert to fraction form
    160,095.78/220,936.59 = 88,480.44/x
  3. Step 3: Cross multiply
    160,095.78x = 220,936.59 × 88,480.44
  4. Step 4: Simplify right side
    160,095.78x = 19,548,566,695.30
  5. Step 5: Solve for x
    x = 19,548,566,695.30/160,095.78
  6. Step 6: Final answer
    x = 122,105.45

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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.