Home / 55,604.46-76,739.65-31,734.70

Finding the Fourth Proportional to 55,604.46, 76,739.65 and 31,734.70

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Solution

The fourth proportional to 55,604.46, 76,739.65 and 31,734.70 is: 43,797.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.46 : 76,739.65 = 31,734.70 : x
  2. Step 2: Convert to fraction form
    55,604.46/76,739.65 = 31,734.70/x
  3. Step 3: Cross multiply
    55,604.46x = 76,739.65 × 31,734.70
  4. Step 4: Simplify right side
    55,604.46x = 2,435,309,612.18
  5. Step 5: Solve for x
    x = 2,435,309,612.18/55,604.46
  6. Step 6: Final answer
    x = 43,797.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.