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Finding the Fourth Proportional to 169,418.52, 254,030.58 and 51,054.84

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Solution

The fourth proportional to 169,418.52, 254,030.58 and 51,054.84 is: 76,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,418.52 : 254,030.58 = 51,054.84 : x
  2. Step 2: Convert to fraction form
    169,418.52/254,030.58 = 51,054.84/x
  3. Step 3: Cross multiply
    169,418.52x = 254,030.58 × 51,054.84
  4. Step 4: Simplify right side
    169,418.52x = 12,969,490,617.01
  5. Step 5: Solve for x
    x = 12,969,490,617.01/169,418.52
  6. Step 6: Final answer
    x = 76,552.97

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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.