Home / 49,448.10-74,172.14-32,840.56

Finding the Fourth Proportional to 49,448.10, 74,172.14 and 32,840.56

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Solution

The fourth proportional to 49,448.10, 74,172.14 and 32,840.56 is: 49,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,448.10 : 74,172.14 = 32,840.56 : x
  2. Step 2: Convert to fraction form
    49,448.10/74,172.14 = 32,840.56/x
  3. Step 3: Cross multiply
    49,448.10x = 74,172.14 × 32,840.56
  4. Step 4: Simplify right side
    49,448.10x = 2,435,854,078.93
  5. Step 5: Solve for x
    x = 2,435,854,078.93/49,448.10
  6. Step 6: Final answer
    x = 49,260.82

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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.