Home / 96,345.12-144,481.80-33,147.60

Finding the Fourth Proportional to 96,345.12, 144,481.80 and 33,147.60

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Solution

The fourth proportional to 96,345.12, 144,481.80 and 33,147.60 is: 49,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,345.12 : 144,481.80 = 33,147.60 : x
  2. Step 2: Convert to fraction form
    96,345.12/144,481.80 = 33,147.60/x
  3. Step 3: Cross multiply
    96,345.12x = 144,481.80 × 33,147.60
  4. Step 4: Simplify right side
    96,345.12x = 4,789,224,913.68
  5. Step 5: Solve for x
    x = 4,789,224,913.68/96,345.12
  6. Step 6: Final answer
    x = 49,709.06

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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.