Home / 51,576.05-77,369.87-46,278.50

Finding the Fourth Proportional to 51,576.05, 77,369.87 and 46,278.50

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Solution

The fourth proportional to 51,576.05, 77,369.87 and 46,278.50 is: 69,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,576.05 : 77,369.87 = 46,278.50 : x
  2. Step 2: Convert to fraction form
    51,576.05/77,369.87 = 46,278.50/x
  3. Step 3: Cross multiply
    51,576.05x = 77,369.87 × 46,278.50
  4. Step 4: Simplify right side
    51,576.05x = 3,580,560,910.55
  5. Step 5: Solve for x
    x = 3,580,560,910.55/51,576.05
  6. Step 6: Final answer
    x = 69,422.93

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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.