Home / 52,112.03-78,272.60-31,093.11

Finding the Fourth Proportional to 52,112.03, 78,272.60 and 31,093.11

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Solution

The fourth proportional to 52,112.03, 78,272.60 and 31,093.11 is: 46,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112.03 : 78,272.60 = 31,093.11 : x
  2. Step 2: Convert to fraction form
    52,112.03/78,272.60 = 31,093.11/x
  3. Step 3: Cross multiply
    52,112.03x = 78,272.60 × 31,093.11
  4. Step 4: Simplify right side
    52,112.03x = 2,433,738,406.32
  5. Step 5: Solve for x
    x = 2,433,738,406.32/52,112.03
  6. Step 6: Final answer
    x = 46,702.05

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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.