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Finding the Fourth Proportional to 159,010.32, 219,386.32 and 95,324.88

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Solution

The fourth proportional to 159,010.32, 219,386.32 and 95,324.88 is: 131,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,010.32 : 219,386.32 = 95,324.88 : x
  2. Step 2: Convert to fraction form
    159,010.32/219,386.32 = 95,324.88/x
  3. Step 3: Cross multiply
    159,010.32x = 219,386.32 × 95,324.88
  4. Step 4: Simplify right side
    159,010.32x = 20,912,974,627.64
  5. Step 5: Solve for x
    x = 20,912,974,627.64/159,010.32
  6. Step 6: Final answer
    x = 131,519.61

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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.