Home / 110,320.65-165,487.22-31,441.02

Finding the Fourth Proportional to 110,320.65, 165,487.22 and 31,441.02

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Solution

The fourth proportional to 110,320.65, 165,487.22 and 31,441.02 is: 47,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,320.65 : 165,487.22 = 31,441.02 : x
  2. Step 2: Convert to fraction form
    110,320.65/165,487.22 = 31,441.02/x
  3. Step 3: Cross multiply
    110,320.65x = 165,487.22 × 31,441.02
  4. Step 4: Simplify right side
    110,320.65x = 5,203,086,993.76
  5. Step 5: Solve for x
    x = 5,203,086,993.76/110,320.65
  6. Step 6: Final answer
    x = 47,163.31

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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.