Home / 110,631.52-165,943.00-31,745.74

Finding the Fourth Proportional to 110,631.52, 165,943.00 and 31,745.74

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Solution

The fourth proportional to 110,631.52, 165,943.00 and 31,745.74 is: 47,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,631.52 : 165,943.00 = 31,745.74 : x
  2. Step 2: Convert to fraction form
    110,631.52/165,943.00 = 31,745.74/x
  3. Step 3: Cross multiply
    110,631.52x = 165,943.00 × 31,745.74
  4. Step 4: Simplify right side
    110,631.52x = 5,267,982,344.38
  5. Step 5: Solve for x
    x = 5,267,982,344.38/110,631.52
  6. Step 6: Final answer
    x = 47,617.38

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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.