Home / 52,213.11-78,319.67-49,982.37

Finding the Fourth Proportional to 52,213.11, 78,319.67 and 49,982.37

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Solution

The fourth proportional to 52,213.11, 78,319.67 and 49,982.37 is: 74,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.11 : 78,319.67 = 49,982.37 : x
  2. Step 2: Convert to fraction form
    52,213.11/78,319.67 = 49,982.37/x
  3. Step 3: Cross multiply
    52,213.11x = 78,319.67 × 49,982.37
  4. Step 4: Simplify right side
    52,213.11x = 3,914,602,474.31
  5. Step 5: Solve for x
    x = 3,914,602,474.31/52,213.11
  6. Step 6: Final answer
    x = 74,973.56

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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.