Home / 49,491.40-74,237.10-32,578.60

Finding the Fourth Proportional to 49,491.40, 74,237.10 and 32,578.60

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Solution

The fourth proportional to 49,491.40, 74,237.10 and 32,578.60 is: 48,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.40 : 74,237.10 = 32,578.60 : x
  2. Step 2: Convert to fraction form
    49,491.40/74,237.10 = 32,578.60/x
  3. Step 3: Cross multiply
    49,491.40x = 74,237.10 × 32,578.60
  4. Step 4: Simplify right side
    49,491.40x = 2,418,540,786.06
  5. Step 5: Solve for x
    x = 2,418,540,786.06/49,491.40
  6. Step 6: Final answer
    x = 48,867.90

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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.