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Finding the Fourth Proportional to 169,927.51, 254,874.78 and 51,599.87

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Solution

The fourth proportional to 169,927.51, 254,874.78 and 51,599.87 is: 77,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,927.51 : 254,874.78 = 51,599.87 : x
  2. Step 2: Convert to fraction form
    169,927.51/254,874.78 = 51,599.87/x
  3. Step 3: Cross multiply
    169,927.51x = 254,874.78 × 51,599.87
  4. Step 4: Simplify right side
    169,927.51x = 13,151,505,514.28
  5. Step 5: Solve for x
    x = 13,151,505,514.28/169,927.51
  6. Step 6: Final answer
    x = 77,394.80

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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.