Home / 110,344.87-165,498.78-31,440.34

Finding the Fourth Proportional to 110,344.87, 165,498.78 and 31,440.34

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Solution

The fourth proportional to 110,344.87, 165,498.78 and 31,440.34 is: 47,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,344.87 : 165,498.78 = 31,440.34 : x
  2. Step 2: Convert to fraction form
    110,344.87/165,498.78 = 31,440.34/x
  3. Step 3: Cross multiply
    110,344.87x = 165,498.78 × 31,440.34
  4. Step 4: Simplify right side
    110,344.87x = 5,203,337,912.79
  5. Step 5: Solve for x
    x = 5,203,337,912.79/110,344.87
  6. Step 6: Final answer
    x = 47,155.23

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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.