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Finding the Fourth Proportional to 159,753.79, 220,460.97 and 88,133.79

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Solution

The fourth proportional to 159,753.79, 220,460.97 and 88,133.79 is: 121,625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,753.79 : 220,460.97 = 88,133.79 : x
  2. Step 2: Convert to fraction form
    159,753.79/220,460.97 = 88,133.79/x
  3. Step 3: Cross multiply
    159,753.79x = 220,460.97 × 88,133.79
  4. Step 4: Simplify right side
    159,753.79x = 19,430,060,833.18
  5. Step 5: Solve for x
    x = 19,430,060,833.18/159,753.79
  6. Step 6: Final answer
    x = 121,625.04

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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.