Home / 52,260.15-78,738.87-47,268.27

Finding the Fourth Proportional to 52,260.15, 78,738.87 and 47,268.27

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Solution

The fourth proportional to 52,260.15, 78,738.87 and 47,268.27 is: 71,217.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,260.15 : 78,738.87 = 47,268.27 : x
  2. Step 2: Convert to fraction form
    52,260.15/78,738.87 = 47,268.27/x
  3. Step 3: Cross multiply
    52,260.15x = 78,738.87 × 47,268.27
  4. Step 4: Simplify right side
    52,260.15x = 3,721,850,166.65
  5. Step 5: Solve for x
    x = 3,721,850,166.65/52,260.15
  6. Step 6: Final answer
    x = 71,217.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.