Home / 110,530.12-165,746.46-31,626.44

Finding the Fourth Proportional to 110,530.12, 165,746.46 and 31,626.44

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Solution

The fourth proportional to 110,530.12, 165,746.46 and 31,626.44 is: 47,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,530.12 : 165,746.46 = 31,626.44 : x
  2. Step 2: Convert to fraction form
    110,530.12/165,746.46 = 31,626.44/x
  3. Step 3: Cross multiply
    110,530.12x = 165,746.46 × 31,626.44
  4. Step 4: Simplify right side
    110,530.12x = 5,241,970,472.40
  5. Step 5: Solve for x
    x = 5,241,970,472.40/110,530.12
  6. Step 6: Final answer
    x = 47,425.72

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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.