Home / 51,340.78-76,903.84-41,291.21

Finding the Fourth Proportional to 51,340.78, 76,903.84 and 41,291.21

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Solution

The fourth proportional to 51,340.78, 76,903.84 and 41,291.21 is: 61,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,340.78 : 76,903.84 = 41,291.21 : x
  2. Step 2: Convert to fraction form
    51,340.78/76,903.84 = 41,291.21/x
  3. Step 3: Cross multiply
    51,340.78x = 76,903.84 × 41,291.21
  4. Step 4: Simplify right side
    51,340.78x = 3,175,452,562.73
  5. Step 5: Solve for x
    x = 3,175,452,562.73/51,340.78
  6. Step 6: Final answer
    x = 61,850.50

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1.5x scale

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.