Home / 53,137.20-73,311.84-34,286.88

Finding the Fourth Proportional to 53,137.20, 73,311.84 and 34,286.88

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Solution

The fourth proportional to 53,137.20, 73,311.84 and 34,286.88 is: 47,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,137.20 : 73,311.84 = 34,286.88 : x
  2. Step 2: Convert to fraction form
    53,137.20/73,311.84 = 34,286.88/x
  3. Step 3: Cross multiply
    53,137.20x = 73,311.84 × 34,286.88
  4. Step 4: Simplify right side
    53,137.20x = 2,513,634,260.66
  5. Step 5: Solve for x
    x = 2,513,634,260.66/53,137.20
  6. Step 6: Final answer
    x = 47,304.61

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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.