Home / 51,230.51-76,855.02-23,163.78

Finding the Fourth Proportional to 51,230.51, 76,855.02 and 23,163.78

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Solution

The fourth proportional to 51,230.51, 76,855.02 and 23,163.78 is: 34,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,230.51 : 76,855.02 = 23,163.78 : x
  2. Step 2: Convert to fraction form
    51,230.51/76,855.02 = 23,163.78/x
  3. Step 3: Cross multiply
    51,230.51x = 76,855.02 × 23,163.78
  4. Step 4: Simplify right side
    51,230.51x = 1,780,252,775.18
  5. Step 5: Solve for x
    x = 1,780,252,775.18/51,230.51
  6. Step 6: Final answer
    x = 34,749.85

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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.