Home / 110,203.32-165,306.36-31,317.44

Finding the Fourth Proportional to 110,203.32, 165,306.36 and 31,317.44

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Solution

The fourth proportional to 110,203.32, 165,306.36 and 31,317.44 is: 46,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,203.32 : 165,306.36 = 31,317.44 : x
  2. Step 2: Convert to fraction form
    110,203.32/165,306.36 = 31,317.44/x
  3. Step 3: Cross multiply
    110,203.32x = 165,306.36 × 31,317.44
  4. Step 4: Simplify right side
    110,203.32x = 5,176,972,010.92
  5. Step 5: Solve for x
    x = 5,176,972,010.92/110,203.32
  6. Step 6: Final answer
    x = 46,976.55

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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.