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Finding the Fourth Proportional to 159,661.98, 220,335.03 and 88,044.57

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Solution

The fourth proportional to 159,661.98, 220,335.03 and 88,044.57 is: 121,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,661.98 : 220,335.03 = 88,044.57 : x
  2. Step 2: Convert to fraction form
    159,661.98/220,335.03 = 88,044.57/x
  3. Step 3: Cross multiply
    159,661.98x = 220,335.03 × 88,044.57
  4. Step 4: Simplify right side
    159,661.98x = 19,399,302,972.29
  5. Step 5: Solve for x
    x = 19,399,302,972.29/159,661.98
  6. Step 6: Final answer
    x = 121,502.33

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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.