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Finding the Fourth Proportional to 169,058.20, 253,612.04 and 50,738.92

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Solution

The fourth proportional to 169,058.20, 253,612.04 and 50,738.92 is: 76,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,058.20 : 253,612.04 = 50,738.92 : x
  2. Step 2: Convert to fraction form
    169,058.20/253,612.04 = 50,738.92/x
  3. Step 3: Cross multiply
    169,058.20x = 253,612.04 × 50,738.92
  4. Step 4: Simplify right side
    169,058.20x = 12,868,001,008.60
  5. Step 5: Solve for x
    x = 12,868,001,008.60/169,058.20
  6. Step 6: Final answer
    x = 76,115.81

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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.