Home / 52,840.53-78,850.91-47,232.09

Finding the Fourth Proportional to 52,840.53, 78,850.91 and 47,232.09

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Solution

The fourth proportional to 52,840.53, 78,850.91 and 47,232.09 is: 70,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,840.53 : 78,850.91 = 47,232.09 : x
  2. Step 2: Convert to fraction form
    52,840.53/78,850.91 = 47,232.09/x
  3. Step 3: Cross multiply
    52,840.53x = 78,850.91 × 47,232.09
  4. Step 4: Simplify right side
    52,840.53x = 3,724,293,395.78
  5. Step 5: Solve for x
    x = 3,724,293,395.78/52,840.53
  6. Step 6: Final answer
    x = 70,481.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.