Home / 66,856.25-92,067.20-62,582.42

Finding the Fourth Proportional to 66,856.25, 92,067.20 and 62,582.42

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Solution

The fourth proportional to 66,856.25, 92,067.20 and 62,582.42 is: 86,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,856.25 : 92,067.20 = 62,582.42 : x
  2. Step 2: Convert to fraction form
    66,856.25/92,067.20 = 62,582.42/x
  3. Step 3: Cross multiply
    66,856.25x = 92,067.20 × 62,582.42
  4. Step 4: Simplify right side
    66,856.25x = 5,761,787,405.38
  5. Step 5: Solve for x
    x = 5,761,787,405.38/66,856.25
  6. Step 6: Final answer
    x = 86,181.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.