Home / 73,911.03-110,872.70-31,792.15

Finding the Fourth Proportional to 73,911.03, 110,872.70 and 31,792.15

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Solution

The fourth proportional to 73,911.03, 110,872.70 and 31,792.15 is: 47,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911.03 : 110,872.70 = 31,792.15 : x
  2. Step 2: Convert to fraction form
    73,911.03/110,872.70 = 31,792.15/x
  3. Step 3: Cross multiply
    73,911.03x = 110,872.70 × 31,792.15
  4. Step 4: Simplify right side
    73,911.03x = 3,524,880,984.50
  5. Step 5: Solve for x
    x = 3,524,880,984.50/73,911.03
  6. Step 6: Final answer
    x = 47,690.86

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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.