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Finding the Fourth Proportional to 143,261.52, 214,892.26 and 44,765.52

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Solution

The fourth proportional to 143,261.52, 214,892.26 and 44,765.52 is: 67,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,261.52 : 214,892.26 = 44,765.52 : x
  2. Step 2: Convert to fraction form
    143,261.52/214,892.26 = 44,765.52/x
  3. Step 3: Cross multiply
    143,261.52x = 214,892.26 × 44,765.52
  4. Step 4: Simplify right side
    143,261.52x = 9,619,763,762.88
  5. Step 5: Solve for x
    x = 9,619,763,762.88/143,261.52
  6. Step 6: Final answer
    x = 67,148.27

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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.