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Finding the Fourth Proportional to 149,057.52, 223,562 and 43,851.92

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Solution

The fourth proportional to 149,057.52, 223,562 and 43,851.92 is: 65,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,057.52 : 223,562 = 43,851.92 : x
  2. Step 2: Convert to fraction form
    149,057.52/223,562 = 43,851.92/x
  3. Step 3: Cross multiply
    149,057.52x = 223,562 × 43,851.92
  4. Step 4: Simplify right side
    149,057.52x = 9,803,622,939.04
  5. Step 5: Solve for x
    x = 9,803,622,939.04/149,057.52
  6. Step 6: Final answer
    x = 65,770.74

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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.