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Finding the Fourth Proportional to 253,103.16, 380,245.23 and 147,995.94

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Solution

The fourth proportional to 253,103.16, 380,245.23 and 147,995.94 is: 222,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,103.16 : 380,245.23 = 147,995.94 : x
  2. Step 2: Convert to fraction form
    253,103.16/380,245.23 = 147,995.94/x
  3. Step 3: Cross multiply
    253,103.16x = 380,245.23 × 147,995.94
  4. Step 4: Simplify right side
    253,103.16x = 56,274,750,244.37
  5. Step 5: Solve for x
    x = 56,274,750,244.37/253,103.16
  6. Step 6: Final answer
    x = 222,339.18

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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.