Home / 140,874.32-211,233.72-57,826.64

Finding the Fourth Proportional to 140,874.32, 211,233.72 and 57,826.64

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Solution

The fourth proportional to 140,874.32, 211,233.72 and 57,826.64 is: 86,708.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,874.32 : 211,233.72 = 57,826.64 : x
  2. Step 2: Convert to fraction form
    140,874.32/211,233.72 = 57,826.64/x
  3. Step 3: Cross multiply
    140,874.32x = 211,233.72 × 57,826.64
  4. Step 4: Simplify right side
    140,874.32x = 12,214,936,282.30
  5. Step 5: Solve for x
    x = 12,214,936,282.30/140,874.32
  6. Step 6: Final answer
    x = 86,708.04

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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.