Home / 73,571.12-110,206.92-67,440.69

Finding the Fourth Proportional to 73,571.12, 110,206.92 and 67,440.69

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Solution

The fourth proportional to 73,571.12, 110,206.92 and 67,440.69 is: 101,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.12 : 110,206.92 = 67,440.69 : x
  2. Step 2: Convert to fraction form
    73,571.12/110,206.92 = 67,440.69/x
  3. Step 3: Cross multiply
    73,571.12x = 110,206.92 × 67,440.69
  4. Step 4: Simplify right side
    73,571.12x = 7,432,430,665.89
  5. Step 5: Solve for x
    x = 7,432,430,665.89/73,571.12
  6. Step 6: Final answer
    x = 101,023.75

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1.5x scale

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.