Home / 49,770.78-74,820.24-46,118.52

Finding the Fourth Proportional to 49,770.78, 74,820.24 and 46,118.52

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Solution

The fourth proportional to 49,770.78, 74,820.24 and 46,118.52 is: 69,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,770.78 : 74,820.24 = 46,118.52 : x
  2. Step 2: Convert to fraction form
    49,770.78/74,820.24 = 46,118.52/x
  3. Step 3: Cross multiply
    49,770.78x = 74,820.24 × 46,118.52
  4. Step 4: Simplify right side
    49,770.78x = 3,450,598,734.84
  5. Step 5: Solve for x
    x = 3,450,598,734.84/49,770.78
  6. Step 6: Final answer
    x = 69,329.81

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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.