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Finding the Fourth Proportional to 169,878.76, 254,812.38 and 59,067.88

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Solution

The fourth proportional to 169,878.76, 254,812.38 and 59,067.88 is: 88,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,878.76 : 254,812.38 = 59,067.88 : x
  2. Step 2: Convert to fraction form
    169,878.76/254,812.38 = 59,067.88/x
  3. Step 3: Cross multiply
    169,878.76x = 254,812.38 × 59,067.88
  4. Step 4: Simplify right side
    169,878.76x = 15,051,227,084.35
  5. Step 5: Solve for x
    x = 15,051,227,084.35/169,878.76
  6. Step 6: Final answer
    x = 88,599.82

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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.