Home / 73,738.60-110,537.82-47,009.56

Finding the Fourth Proportional to 73,738.60, 110,537.82 and 47,009.56

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Solution

The fourth proportional to 73,738.60, 110,537.82 and 47,009.56 is: 70,469.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,738.60 : 110,537.82 = 47,009.56 : x
  2. Step 2: Convert to fraction form
    73,738.60/110,537.82 = 47,009.56/x
  3. Step 3: Cross multiply
    73,738.60x = 110,537.82 × 47,009.56
  4. Step 4: Simplify right side
    73,738.60x = 5,196,334,281.56
  5. Step 5: Solve for x
    x = 5,196,334,281.56/73,738.60
  6. Step 6: Final answer
    x = 70,469.66

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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.