Home / 75,348.12-112,953.06-33,772.44

Finding the Fourth Proportional to 75,348.12, 112,953.06 and 33,772.44

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Solution

The fourth proportional to 75,348.12, 112,953.06 and 33,772.44 is: 50,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,348.12 : 112,953.06 = 33,772.44 : x
  2. Step 2: Convert to fraction form
    75,348.12/112,953.06 = 33,772.44/x
  3. Step 3: Cross multiply
    75,348.12x = 112,953.06 × 33,772.44
  4. Step 4: Simplify right side
    75,348.12x = 3,814,700,441.67
  5. Step 5: Solve for x
    x = 3,814,700,441.67/75,348.12
  6. Step 6: Final answer
    x = 50,627.68

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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.