Home / 49,568.09-74,352.17-40,784.54

Finding the Fourth Proportional to 49,568.09, 74,352.17 and 40,784.54

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Solution

The fourth proportional to 49,568.09, 74,352.17 and 40,784.54 is: 61,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,568.09 : 74,352.17 = 40,784.54 : x
  2. Step 2: Convert to fraction form
    49,568.09/74,352.17 = 40,784.54/x
  3. Step 3: Cross multiply
    49,568.09x = 74,352.17 × 40,784.54
  4. Step 4: Simplify right side
    49,568.09x = 3,032,418,781.65
  5. Step 5: Solve for x
    x = 3,032,418,781.65/49,568.09
  6. Step 6: Final answer
    x = 61,176.84

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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.