Home / 51,464.28-77,225.88-27,771.78

Finding the Fourth Proportional to 51,464.28, 77,225.88 and 27,771.78

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Solution

The fourth proportional to 51,464.28, 77,225.88 and 27,771.78 is: 41,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,464.28 : 77,225.88 = 27,771.78 : x
  2. Step 2: Convert to fraction form
    51,464.28/77,225.88 = 27,771.78/x
  3. Step 3: Cross multiply
    51,464.28x = 77,225.88 × 27,771.78
  4. Step 4: Simplify right side
    51,464.28x = 2,144,700,149.67
  5. Step 5: Solve for x
    x = 2,144,700,149.67/51,464.28
  6. Step 6: Final answer
    x = 41,673.57

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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.