Home / 99,923.22-149,865.60-46,600.56

Finding the Fourth Proportional to 99,923.22, 149,865.60 and 46,600.56

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Solution

The fourth proportional to 99,923.22, 149,865.60 and 46,600.56 is: 69,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,923.22 : 149,865.60 = 46,600.56 : x
  2. Step 2: Convert to fraction form
    99,923.22/149,865.60 = 46,600.56/x
  3. Step 3: Cross multiply
    99,923.22x = 149,865.60 × 46,600.56
  4. Step 4: Simplify right side
    99,923.22x = 6,983,820,884.74
  5. Step 5: Solve for x
    x = 6,983,820,884.74/99,923.22
  6. Step 6: Final answer
    x = 69,891.87

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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.