Home / 52,775.21-79,218.39-51,585.14

Finding the Fourth Proportional to 52,775.21, 79,218.39 and 51,585.14

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Solution

The fourth proportional to 52,775.21, 79,218.39 and 51,585.14 is: 77,432.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,775.21 : 79,218.39 = 51,585.14 : x
  2. Step 2: Convert to fraction form
    52,775.21/79,218.39 = 51,585.14/x
  3. Step 3: Cross multiply
    52,775.21x = 79,218.39 × 51,585.14
  4. Step 4: Simplify right side
    52,775.21x = 4,086,491,738.72
  5. Step 5: Solve for x
    x = 4,086,491,738.72/52,775.21
  6. Step 6: Final answer
    x = 77,432.03

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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.