Home / 51,769.20-71,277.66-47,039.34

Finding the Fourth Proportional to 51,769.20, 71,277.66 and 47,039.34

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Solution

The fourth proportional to 51,769.20, 71,277.66 and 47,039.34 is: 64,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,769.20 : 71,277.66 = 47,039.34 : x
  2. Step 2: Convert to fraction form
    51,769.20/71,277.66 = 47,039.34/x
  3. Step 3: Cross multiply
    51,769.20x = 71,277.66 × 47,039.34
  4. Step 4: Simplify right side
    51,769.20x = 3,352,854,083.14
  5. Step 5: Solve for x
    x = 3,352,854,083.14/51,769.20
  6. Step 6: Final answer
    x = 64,765.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.