Home / 49,122.40-73,665.60-15,851.20

Finding the Fourth Proportional to 49,122.40, 73,665.60 and 15,851.20

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Solution

The fourth proportional to 49,122.40, 73,665.60 and 15,851.20 is: 23,770.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,122.40 : 73,665.60 = 15,851.20 : x
  2. Step 2: Convert to fraction form
    49,122.40/73,665.60 = 15,851.20/x
  3. Step 3: Cross multiply
    49,122.40x = 73,665.60 × 15,851.20
  4. Step 4: Simplify right side
    49,122.40x = 1,167,688,158.72
  5. Step 5: Solve for x
    x = 1,167,688,158.72/49,122.40
  6. Step 6: Final answer
    x = 23,770.99

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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.