Home / 57,167.12-85,779.92-27,215.21

Finding the Fourth Proportional to 57,167.12, 85,779.92 and 27,215.21

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Solution

The fourth proportional to 57,167.12, 85,779.92 and 27,215.21 is: 40,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,167.12 : 85,779.92 = 27,215.21 : x
  2. Step 2: Convert to fraction form
    57,167.12/85,779.92 = 27,215.21/x
  3. Step 3: Cross multiply
    57,167.12x = 85,779.92 × 27,215.21
  4. Step 4: Simplify right side
    57,167.12x = 2,334,518,175.72
  5. Step 5: Solve for x
    x = 2,334,518,175.72/57,167.12
  6. Step 6: Final answer
    x = 40,836.73

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1.5x scale

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.