Home / 156,241.62-234,048.96-71,884.26

Finding the Fourth Proportional to 156,241.62, 234,048.96 and 71,884.26

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Solution

The fourth proportional to 156,241.62, 234,048.96 and 71,884.26 is: 107,682.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,241.62 : 234,048.96 = 71,884.26 : x
  2. Step 2: Convert to fraction form
    156,241.62/234,048.96 = 71,884.26/x
  3. Step 3: Cross multiply
    156,241.62x = 234,048.96 × 71,884.26
  4. Step 4: Simplify right side
    156,241.62x = 16,824,436,293.37
  5. Step 5: Solve for x
    x = 16,824,436,293.37/156,241.62
  6. Step 6: Final answer
    x = 107,682.17

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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.