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Finding the Fourth Proportional to 169,924.13, 254,869.72 and 51,596.49

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Solution

The fourth proportional to 169,924.13, 254,869.72 and 51,596.49 is: 77,389.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,924.13 : 254,869.72 = 51,596.49 : x
  2. Step 2: Convert to fraction form
    169,924.13/254,869.72 = 51,596.49/x
  3. Step 3: Cross multiply
    169,924.13x = 254,869.72 × 51,596.49
  4. Step 4: Simplify right side
    169,924.13x = 13,150,382,959.28
  5. Step 5: Solve for x
    x = 13,150,382,959.28/169,924.13
  6. Step 6: Final answer
    x = 77,389.73

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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.