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Finding the Fourth Proportional to 149,033.61, 223,550.42 and 43,852.61

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Solution

The fourth proportional to 149,033.61, 223,550.42 and 43,852.61 is: 65,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,033.61 : 223,550.42 = 43,852.61 : x
  2. Step 2: Convert to fraction form
    149,033.61/223,550.42 = 43,852.61/x
  3. Step 3: Cross multiply
    149,033.61x = 223,550.42 × 43,852.61
  4. Step 4: Simplify right side
    149,033.61x = 9,803,269,723.21
  5. Step 5: Solve for x
    x = 9,803,269,723.21/149,033.61
  6. Step 6: Final answer
    x = 65,778.92

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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.