Home / 49,072.80-73,695.60-38,006.40

Finding the Fourth Proportional to 49,072.80, 73,695.60 and 38,006.40

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Solution

The fourth proportional to 49,072.80, 73,695.60 and 38,006.40 is: 57,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072.80 : 73,695.60 = 38,006.40 : x
  2. Step 2: Convert to fraction form
    49,072.80/73,695.60 = 38,006.40/x
  3. Step 3: Cross multiply
    49,072.80x = 73,695.60 × 38,006.40
  4. Step 4: Simplify right side
    49,072.80x = 2,800,904,451.84
  5. Step 5: Solve for x
    x = 2,800,904,451.84/49,072.80
  6. Step 6: Final answer
    x = 57,076.52

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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.