Home / 53,147.46-73,344.09-29,273.64

Finding the Fourth Proportional to 53,147.46, 73,344.09 and 29,273.64

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Solution

The fourth proportional to 53,147.46, 73,344.09 and 29,273.64 is: 40,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.46 : 73,344.09 = 29,273.64 : x
  2. Step 2: Convert to fraction form
    53,147.46/73,344.09 = 29,273.64/x
  3. Step 3: Cross multiply
    53,147.46x = 73,344.09 × 29,273.64
  4. Step 4: Simplify right side
    53,147.46x = 2,147,048,486.79
  5. Step 5: Solve for x
    x = 2,147,048,486.79/53,147.46
  6. Step 6: Final answer
    x = 40,397.95

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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.