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Finding the Fourth Proportional to 95,471.04, 143,208 and 33,143.52

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Solution

The fourth proportional to 95,471.04, 143,208 and 33,143.52 is: 49,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,471.04 : 143,208 = 33,143.52 : x
  2. Step 2: Convert to fraction form
    95,471.04/143,208 = 33,143.52/x
  3. Step 3: Cross multiply
    95,471.04x = 143,208 × 33,143.52
  4. Step 4: Simplify right side
    95,471.04x = 4,746,417,212.16
  5. Step 5: Solve for x
    x = 4,746,417,212.16/95,471.04
  6. Step 6: Final answer
    x = 49,715.78

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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.