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Finding the Fourth Proportional to 159,856.40, 220,466.40 and 96,182.30

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Solution

The fourth proportional to 159,856.40, 220,466.40 and 96,182.30 is: 132,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,856.40 : 220,466.40 = 96,182.30 : x
  2. Step 2: Convert to fraction form
    159,856.40/220,466.40 = 96,182.30/x
  3. Step 3: Cross multiply
    159,856.40x = 220,466.40 × 96,182.30
  4. Step 4: Simplify right side
    159,856.40x = 21,204,965,424.72
  5. Step 5: Solve for x
    x = 21,204,965,424.72/159,856.40
  6. Step 6: Final answer
    x = 132,650.09

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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.