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Finding the Fourth Proportional to 57,249.99, 85,801.07 and 25,636.95

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Solution

The fourth proportional to 57,249.99, 85,801.07 and 25,636.95 is: 38,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,249.99 : 85,801.07 = 25,636.95 : x
  2. Step 2: Convert to fraction form
    57,249.99/85,801.07 = 25,636.95/x
  3. Step 3: Cross multiply
    57,249.99x = 85,801.07 × 25,636.95
  4. Step 4: Simplify right side
    57,249.99x = 2,199,677,613.35
  5. Step 5: Solve for x
    x = 2,199,677,613.35/57,249.99
  6. Step 6: Final answer
    x = 38,422.32

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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.