Home / 51,548.22-71,138.28-49,186.26

Finding the Fourth Proportional to 51,548.22, 71,138.28 and 49,186.26

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Solution

The fourth proportional to 51,548.22, 71,138.28 and 49,186.26 is: 67,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548.22 : 71,138.28 = 49,186.26 : x
  2. Step 2: Convert to fraction form
    51,548.22/71,138.28 = 49,186.26/x
  3. Step 3: Cross multiply
    51,548.22x = 71,138.28 × 49,186.26
  4. Step 4: Simplify right side
    51,548.22x = 3,499,025,936.03
  5. Step 5: Solve for x
    x = 3,499,025,936.03/51,548.22
  6. Step 6: Final answer
    x = 67,878.70

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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.