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Finding the Fourth Proportional to 119,871.84, 179,843.54 and 35,634.82

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Solution

The fourth proportional to 119,871.84, 179,843.54 and 35,634.82 is: 53,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,871.84 : 179,843.54 = 35,634.82 : x
  2. Step 2: Convert to fraction form
    119,871.84/179,843.54 = 35,634.82/x
  3. Step 3: Cross multiply
    119,871.84x = 179,843.54 × 35,634.82
  4. Step 4: Simplify right side
    119,871.84x = 6,408,692,176.06
  5. Step 5: Solve for x
    x = 6,408,692,176.06/119,871.84
  6. Step 6: Final answer
    x = 53,462.87

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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.