Home / 75,480.35-113,251.26-38,051.21

Finding the Fourth Proportional to 75,480.35, 113,251.26 and 38,051.21

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Solution

The fourth proportional to 75,480.35, 113,251.26 and 38,051.21 is: 57,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,480.35 : 113,251.26 = 38,051.21 : x
  2. Step 2: Convert to fraction form
    75,480.35/113,251.26 = 38,051.21/x
  3. Step 3: Cross multiply
    75,480.35x = 113,251.26 × 38,051.21
  4. Step 4: Simplify right side
    75,480.35x = 4,309,346,910.77
  5. Step 5: Solve for x
    x = 4,309,346,910.77/75,480.35
  6. Step 6: Final answer
    x = 57,092.31

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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.