Home / 156,918.52-235,262.43-50,240.75

Finding the Fourth Proportional to 156,918.52, 235,262.43 and 50,240.75

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Solution

The fourth proportional to 156,918.52, 235,262.43 and 50,240.75 is: 75,324.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,918.52 : 235,262.43 = 50,240.75 : x
  2. Step 2: Convert to fraction form
    156,918.52/235,262.43 = 50,240.75/x
  3. Step 3: Cross multiply
    156,918.52x = 235,262.43 × 50,240.75
  4. Step 4: Simplify right side
    156,918.52x = 11,819,760,930.02
  5. Step 5: Solve for x
    x = 11,819,760,930.02/156,918.52
  6. Step 6: Final answer
    x = 75,324.19

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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.