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Finding the Fourth Proportional to 159,889.83, 220,676.85 and 95,363.21

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Solution

The fourth proportional to 159,889.83, 220,676.85 and 95,363.21 is: 131,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,889.83 : 220,676.85 = 95,363.21 : x
  2. Step 2: Convert to fraction form
    159,889.83/220,676.85 = 95,363.21/x
  3. Step 3: Cross multiply
    159,889.83x = 220,676.85 × 95,363.21
  4. Step 4: Simplify right side
    159,889.83x = 21,044,451,685.30
  5. Step 5: Solve for x
    x = 21,044,451,685.30/159,889.83
  6. Step 6: Final answer
    x = 131,618.45

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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.