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Finding the Fourth Proportional to 160,600.59, 221,628.42 and 88,979.85

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Solution

The fourth proportional to 160,600.59, 221,628.42 and 88,979.85 is: 122,791.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,600.59 : 221,628.42 = 88,979.85 : x
  2. Step 2: Convert to fraction form
    160,600.59/221,628.42 = 88,979.85/x
  3. Step 3: Cross multiply
    160,600.59x = 221,628.42 × 88,979.85
  4. Step 4: Simplify right side
    160,600.59x = 19,720,463,567.34
  5. Step 5: Solve for x
    x = 19,720,463,567.34/160,600.59
  6. Step 6: Final answer
    x = 122,791.97

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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.