Home / 73,747.16-110,608.50-31,634

Finding the Fourth Proportional to 73,747.16, 110,608.50 and 31,634

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Solution

The fourth proportional to 73,747.16, 110,608.50 and 31,634 is: 47,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,747.16 : 110,608.50 = 31,634 : x
  2. Step 2: Convert to fraction form
    73,747.16/110,608.50 = 31,634/x
  3. Step 3: Cross multiply
    73,747.16x = 110,608.50 × 31,634
  4. Step 4: Simplify right side
    73,747.16x = 3,498,989,289
  5. Step 5: Solve for x
    x = 3,498,989,289/73,747.16
  6. Step 6: Final answer
    x = 47,445.75

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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.