Home / 96,240.78-144,390.33-43,636.14

Finding the Fourth Proportional to 96,240.78, 144,390.33 and 43,636.14

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Solution

The fourth proportional to 96,240.78, 144,390.33 and 43,636.14 is: 65,467.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,240.78 : 144,390.33 = 43,636.14 : x
  2. Step 2: Convert to fraction form
    96,240.78/144,390.33 = 43,636.14/x
  3. Step 3: Cross multiply
    96,240.78x = 144,390.33 × 43,636.14
  4. Step 4: Simplify right side
    96,240.78x = 6,300,636,654.53
  5. Step 5: Solve for x
    x = 6,300,636,654.53/96,240.78
  6. Step 6: Final answer
    x = 65,467.43

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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.