Home / 185,845.44-278,768.22-45,604.06

Finding the Fourth Proportional to 185,845.44, 278,768.22 and 45,604.06

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Solution

The fourth proportional to 185,845.44, 278,768.22 and 45,604.06 is: 68,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,845.44 : 278,768.22 = 45,604.06 : x
  2. Step 2: Convert to fraction form
    185,845.44/278,768.22 = 45,604.06/x
  3. Step 3: Cross multiply
    185,845.44x = 278,768.22 × 45,604.06
  4. Step 4: Simplify right side
    185,845.44x = 12,712,962,630.97
  5. Step 5: Solve for x
    x = 12,712,962,630.97/185,845.44
  6. Step 6: Final answer
    x = 68,406.10

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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.