Home / 151,999.80-228,004.31-52,158.57

Finding the Fourth Proportional to 151,999.80, 228,004.31 and 52,158.57

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Solution

The fourth proportional to 151,999.80, 228,004.31 and 52,158.57 is: 78,239.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,999.80 : 228,004.31 = 52,158.57 : x
  2. Step 2: Convert to fraction form
    151,999.80/228,004.31 = 52,158.57/x
  3. Step 3: Cross multiply
    151,999.80x = 228,004.31 × 52,158.57
  4. Step 4: Simplify right side
    151,999.80x = 11,892,378,763.44
  5. Step 5: Solve for x
    x = 11,892,378,763.44/151,999.80
  6. Step 6: Final answer
    x = 78,239.44

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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.