Home / 51,757.21-77,612.75-36,063.09

Finding the Fourth Proportional to 51,757.21, 77,612.75 and 36,063.09

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Solution

The fourth proportional to 51,757.21, 77,612.75 and 36,063.09 is: 54,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,757.21 : 77,612.75 = 36,063.09 : x
  2. Step 2: Convert to fraction form
    51,757.21/77,612.75 = 36,063.09/x
  3. Step 3: Cross multiply
    51,757.21x = 77,612.75 × 36,063.09
  4. Step 4: Simplify right side
    51,757.21x = 2,798,955,543.32
  5. Step 5: Solve for x
    x = 2,798,955,543.32/51,757.21
  6. Step 6: Final answer
    x = 54,078.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.