Home / 75,567.25-113,350.13-28,180.70

Finding the Fourth Proportional to 75,567.25, 113,350.13 and 28,180.70

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Solution

The fourth proportional to 75,567.25, 113,350.13 and 28,180.70 is: 42,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,567.25 : 113,350.13 = 28,180.70 : x
  2. Step 2: Convert to fraction form
    75,567.25/113,350.13 = 28,180.70/x
  3. Step 3: Cross multiply
    75,567.25x = 113,350.13 × 28,180.70
  4. Step 4: Simplify right side
    75,567.25x = 3,194,286,008.49
  5. Step 5: Solve for x
    x = 3,194,286,008.49/75,567.25
  6. Step 6: Final answer
    x = 42,270.77

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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.