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Finding the Fourth Proportional to 253,504.58, 380,234.19 and 76,051.22

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Solution

The fourth proportional to 253,504.58, 380,234.19 and 76,051.22 is: 114,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,504.58 : 380,234.19 = 76,051.22 : x
  2. Step 2: Convert to fraction form
    253,504.58/380,234.19 = 76,051.22/x
  3. Step 3: Cross multiply
    253,504.58x = 380,234.19 × 76,051.22
  4. Step 4: Simplify right side
    253,504.58x = 28,917,274,035.21
  5. Step 5: Solve for x
    x = 28,917,274,035.21/253,504.58
  6. Step 6: Final answer
    x = 114,070.03

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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.