Home / 52,112.18-78,272.87-31,093.24

Finding the Fourth Proportional to 52,112.18, 78,272.87 and 31,093.24

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Solution

The fourth proportional to 52,112.18, 78,272.87 and 31,093.24 is: 46,702.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112.18 : 78,272.87 = 31,093.24 : x
  2. Step 2: Convert to fraction form
    52,112.18/78,272.87 = 31,093.24/x
  3. Step 3: Cross multiply
    52,112.18x = 78,272.87 × 31,093.24
  4. Step 4: Simplify right side
    52,112.18x = 2,433,757,014.45
  5. Step 5: Solve for x
    x = 2,433,757,014.45/52,112.18
  6. Step 6: Final answer
    x = 46,702.27

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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.