Home / 110,282.40-165,425.76-31,398.66

Finding the Fourth Proportional to 110,282.40, 165,425.76 and 31,398.66

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Solution

The fourth proportional to 110,282.40, 165,425.76 and 31,398.66 is: 47,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,282.40 : 165,425.76 = 31,398.66 : x
  2. Step 2: Convert to fraction form
    110,282.40/165,425.76 = 31,398.66/x
  3. Step 3: Cross multiply
    110,282.40x = 165,425.76 × 31,398.66
  4. Step 4: Simplify right side
    110,282.40x = 5,194,147,193.48
  5. Step 5: Solve for x
    x = 5,194,147,193.48/110,282.40
  6. Step 6: Final answer
    x = 47,098.60

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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.