Home / 66,021.72-99,048.96-32,757.48

Finding the Fourth Proportional to 66,021.72, 99,048.96 and 32,757.48

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Solution

The fourth proportional to 66,021.72, 99,048.96 and 32,757.48 is: 49,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021.72 : 99,048.96 = 32,757.48 : x
  2. Step 2: Convert to fraction form
    66,021.72/99,048.96 = 32,757.48/x
  3. Step 3: Cross multiply
    66,021.72x = 99,048.96 × 32,757.48
  4. Step 4: Simplify right side
    66,021.72x = 3,244,594,326.22
  5. Step 5: Solve for x
    x = 3,244,594,326.22/66,021.72
  6. Step 6: Final answer
    x = 49,144.35

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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.