Home / 110,546.40-165,845.04-31,661.28

Finding the Fourth Proportional to 110,546.40, 165,845.04 and 31,661.28

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Solution

The fourth proportional to 110,546.40, 165,845.04 and 31,661.28 is: 47,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,546.40 : 165,845.04 = 31,661.28 : x
  2. Step 2: Convert to fraction form
    110,546.40/165,845.04 = 31,661.28/x
  3. Step 3: Cross multiply
    110,546.40x = 165,845.04 × 31,661.28
  4. Step 4: Simplify right side
    110,546.40x = 5,250,866,248.05
  5. Step 5: Solve for x
    x = 5,250,866,248.05/110,546.40
  6. Step 6: Final answer
    x = 47,499.21

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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.