Home / 156,268.43-234,409.13-45,460.43

Finding the Fourth Proportional to 156,268.43, 234,409.13 and 45,460.43

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Solution

The fourth proportional to 156,268.43, 234,409.13 and 45,460.43 is: 68,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,268.43 : 234,409.13 = 45,460.43 : x
  2. Step 2: Convert to fraction form
    156,268.43/234,409.13 = 45,460.43/x
  3. Step 3: Cross multiply
    156,268.43x = 234,409.13 × 45,460.43
  4. Step 4: Simplify right side
    156,268.43x = 10,656,339,845.73
  5. Step 5: Solve for x
    x = 10,656,339,845.73/156,268.43
  6. Step 6: Final answer
    x = 68,192.53

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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.