Home / 51,986.46-71,526.87-45,912.54

Finding the Fourth Proportional to 51,986.46, 71,526.87 and 45,912.54

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Solution

The fourth proportional to 51,986.46, 71,526.87 and 45,912.54 is: 63,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.46 : 71,526.87 = 45,912.54 : x
  2. Step 2: Convert to fraction form
    51,986.46/71,526.87 = 45,912.54/x
  3. Step 3: Cross multiply
    51,986.46x = 71,526.87 × 45,912.54
  4. Step 4: Simplify right side
    51,986.46x = 3,283,980,279.95
  5. Step 5: Solve for x
    x = 3,283,980,279.95/51,986.46
  6. Step 6: Final answer
    x = 63,169.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.