Home / 56,886.26-85,164.12-33,121.31

Finding the Fourth Proportional to 56,886.26, 85,164.12 and 33,121.31

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Solution

The fourth proportional to 56,886.26, 85,164.12 and 33,121.31 is: 49,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,886.26 : 85,164.12 = 33,121.31 : x
  2. Step 2: Convert to fraction form
    56,886.26/85,164.12 = 33,121.31/x
  3. Step 3: Cross multiply
    56,886.26x = 85,164.12 × 33,121.31
  4. Step 4: Simplify right side
    56,886.26x = 2,820,746,793.58
  5. Step 5: Solve for x
    x = 2,820,746,793.58/56,886.26
  6. Step 6: Final answer
    x = 49,585.74

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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.