Home / 57,184.86-85,734-25,556.58

Finding the Fourth Proportional to 57,184.86, 85,734 and 25,556.58

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Solution

The fourth proportional to 57,184.86, 85,734 and 25,556.58 is: 38,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,184.86 : 85,734 = 25,556.58 : x
  2. Step 2: Convert to fraction form
    57,184.86/85,734 = 25,556.58/x
  3. Step 3: Cross multiply
    57,184.86x = 85,734 × 25,556.58
  4. Step 4: Simplify right side
    57,184.86x = 2,191,067,829.72
  5. Step 5: Solve for x
    x = 2,191,067,829.72/57,184.86
  6. Step 6: Final answer
    x = 38,315.52

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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.