Home / 55,197.20-76,171.08-30,046.64

Finding the Fourth Proportional to 55,197.20, 76,171.08 and 30,046.64

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Solution

The fourth proportional to 55,197.20, 76,171.08 and 30,046.64 is: 41,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.20 : 76,171.08 = 30,046.64 : x
  2. Step 2: Convert to fraction form
    55,197.20/76,171.08 = 30,046.64/x
  3. Step 3: Cross multiply
    55,197.20x = 76,171.08 × 30,046.64
  4. Step 4: Simplify right side
    55,197.20x = 2,288,685,019.17
  5. Step 5: Solve for x
    x = 2,288,685,019.17/55,197.20
  6. Step 6: Final answer
    x = 41,463.79

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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.