Home / 51,223.46-76,864.36-40,900.82

Finding the Fourth Proportional to 51,223.46, 76,864.36 and 40,900.82

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Solution

The fourth proportional to 51,223.46, 76,864.36 and 40,900.82 is: 61,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,223.46 : 76,864.36 = 40,900.82 : x
  2. Step 2: Convert to fraction form
    51,223.46/76,864.36 = 40,900.82/x
  3. Step 3: Cross multiply
    51,223.46x = 76,864.36 × 40,900.82
  4. Step 4: Simplify right side
    51,223.46x = 3,143,815,352.78
  5. Step 5: Solve for x
    x = 3,143,815,352.78/51,223.46
  6. Step 6: Final answer
    x = 61,374.52

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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.