Home / 74,256.20-111,356.88-32,142.41

Finding the Fourth Proportional to 74,256.20, 111,356.88 and 32,142.41

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Solution

The fourth proportional to 74,256.20, 111,356.88 and 32,142.41 is: 48,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,256.20 : 111,356.88 = 32,142.41 : x
  2. Step 2: Convert to fraction form
    74,256.20/111,356.88 = 32,142.41/x
  3. Step 3: Cross multiply
    74,256.20x = 111,356.88 × 32,142.41
  4. Step 4: Simplify right side
    74,256.20x = 3,579,277,936.50
  5. Step 5: Solve for x
    x = 3,579,277,936.50/74,256.20
  6. Step 6: Final answer
    x = 48,201.74

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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.