Home / 75,552.12-113,352.84-36,112.32

Finding the Fourth Proportional to 75,552.12, 113,352.84 and 36,112.32

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Solution

The fourth proportional to 75,552.12, 113,352.84 and 36,112.32 is: 54,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,552.12 : 113,352.84 = 36,112.32 : x
  2. Step 2: Convert to fraction form
    75,552.12/113,352.84 = 36,112.32/x
  3. Step 3: Cross multiply
    75,552.12x = 113,352.84 × 36,112.32
  4. Step 4: Simplify right side
    75,552.12x = 4,093,434,030.99
  5. Step 5: Solve for x
    x = 4,093,434,030.99/75,552.12
  6. Step 6: Final answer
    x = 54,180.27

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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.