Home / 75,557.52-113,187.69-43,901.13

Finding the Fourth Proportional to 75,557.52, 113,187.69 and 43,901.13

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Solution

The fourth proportional to 75,557.52, 113,187.69 and 43,901.13 is: 65,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,557.52 : 113,187.69 = 43,901.13 : x
  2. Step 2: Convert to fraction form
    75,557.52/113,187.69 = 43,901.13/x
  3. Step 3: Cross multiply
    75,557.52x = 113,187.69 × 43,901.13
  4. Step 4: Simplify right side
    75,557.52x = 4,969,067,493.09
  5. Step 5: Solve for x
    x = 4,969,067,493.09/75,557.52
  6. Step 6: Final answer
    x = 65,765.36

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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.