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Finding the Fourth Proportional to 75,196.98, 112,820.94 and 25,282.32

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Solution

The fourth proportional to 75,196.98, 112,820.94 and 25,282.32 is: 37,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,196.98 : 112,820.94 = 25,282.32 : x
  2. Step 2: Convert to fraction form
    75,196.98/112,820.94 = 25,282.32/x
  3. Step 3: Cross multiply
    75,196.98x = 112,820.94 × 25,282.32
  4. Step 4: Simplify right side
    75,196.98x = 2,852,375,107.78
  5. Step 5: Solve for x
    x = 2,852,375,107.78/75,196.98
  6. Step 6: Final answer
    x = 37,932.04

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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.