Home / 75,089.97-112,647.24-30,704.76

Finding the Fourth Proportional to 75,089.97, 112,647.24 and 30,704.76

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Solution

The fourth proportional to 75,089.97, 112,647.24 and 30,704.76 is: 46,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,089.97 : 112,647.24 = 30,704.76 : x
  2. Step 2: Convert to fraction form
    75,089.97/112,647.24 = 30,704.76/x
  3. Step 3: Cross multiply
    75,089.97x = 112,647.24 × 30,704.76
  4. Step 4: Simplify right side
    75,089.97x = 3,458,806,468.86
  5. Step 5: Solve for x
    x = 3,458,806,468.86/75,089.97
  6. Step 6: Final answer
    x = 46,062.16

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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.