Home / 75,380.20-113,086.70-22,788.32

Finding the Fourth Proportional to 75,380.20, 113,086.70 and 22,788.32

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Solution

The fourth proportional to 75,380.20, 113,086.70 and 22,788.32 is: 34,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,380.20 : 113,086.70 = 22,788.32 : x
  2. Step 2: Convert to fraction form
    75,380.20/113,086.70 = 22,788.32/x
  3. Step 3: Cross multiply
    75,380.20x = 113,086.70 × 22,788.32
  4. Step 4: Simplify right side
    75,380.20x = 2,577,055,907.34
  5. Step 5: Solve for x
    x = 2,577,055,907.34/75,380.20
  6. Step 6: Final answer
    x = 34,187.44

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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.