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Finding the Fourth Proportional to 169,363.57, 254,045.49 and 43,013.29

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Solution

The fourth proportional to 169,363.57, 254,045.49 and 43,013.29 is: 64,519.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,363.57 : 254,045.49 = 43,013.29 : x
  2. Step 2: Convert to fraction form
    169,363.57/254,045.49 = 43,013.29/x
  3. Step 3: Cross multiply
    169,363.57x = 254,045.49 × 43,013.29
  4. Step 4: Simplify right side
    169,363.57x = 10,927,332,334.56
  5. Step 5: Solve for x
    x = 10,927,332,334.56/169,363.57
  6. Step 6: Final answer
    x = 64,519.97

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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.