Home / 51,218.46-76,856.85-40,895.82

Finding the Fourth Proportional to 51,218.46, 76,856.85 and 40,895.82

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Solution

The fourth proportional to 51,218.46, 76,856.85 and 40,895.82 is: 61,367.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,218.46 : 76,856.85 = 40,895.82 : x
  2. Step 2: Convert to fraction form
    51,218.46/76,856.85 = 40,895.82/x
  3. Step 3: Cross multiply
    51,218.46x = 76,856.85 × 40,895.82
  4. Step 4: Simplify right side
    51,218.46x = 3,143,123,903.37
  5. Step 5: Solve for x
    x = 3,143,123,903.37/51,218.46
  6. Step 6: Final answer
    x = 61,367.01

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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.