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Finding the Fourth Proportional to 79,472.26, 119,219.46 and 26,867.62

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Solution

The fourth proportional to 79,472.26, 119,219.46 and 26,867.62 is: 40,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,472.26 : 119,219.46 = 26,867.62 : x
  2. Step 2: Convert to fraction form
    79,472.26/119,219.46 = 26,867.62/x
  3. Step 3: Cross multiply
    79,472.26x = 119,219.46 × 26,867.62
  4. Step 4: Simplify right side
    79,472.26x = 3,203,143,147.89
  5. Step 5: Solve for x
    x = 3,203,143,147.89/79,472.26
  6. Step 6: Final answer
    x = 40,305.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.