Home / 75,284.10-112,897.45-25,350.80

Finding the Fourth Proportional to 75,284.10, 112,897.45 and 25,350.80

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Solution

The fourth proportional to 75,284.10, 112,897.45 and 25,350.80 is: 38,016.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,284.10 : 112,897.45 = 25,350.80 : x
  2. Step 2: Convert to fraction form
    75,284.10/112,897.45 = 25,350.80/x
  3. Step 3: Cross multiply
    75,284.10x = 112,897.45 × 25,350.80
  4. Step 4: Simplify right side
    75,284.10x = 2,862,040,142.66
  5. Step 5: Solve for x
    x = 2,862,040,142.66/75,284.10
  6. Step 6: Final answer
    x = 38,016.53

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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.