Home / 44,930.20-67,340.64-31,786.36

Finding the Fourth Proportional to 44,930.20, 67,340.64 and 31,786.36

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Solution

The fourth proportional to 44,930.20, 67,340.64 and 31,786.36 is: 47,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,930.20 : 67,340.64 = 31,786.36 : x
  2. Step 2: Convert to fraction form
    44,930.20/67,340.64 = 31,786.36/x
  3. Step 3: Cross multiply
    44,930.20x = 67,340.64 × 31,786.36
  4. Step 4: Simplify right side
    44,930.20x = 2,140,513,825.67
  5. Step 5: Solve for x
    x = 2,140,513,825.67/44,930.20
  6. Step 6: Final answer
    x = 47,640.87

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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.