Home / 367,977.69-551,966.09-115,277.86

Finding the Fourth Proportional to 367,977.69, 551,966.09 and 115,277.86

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Solution

The fourth proportional to 367,977.69, 551,966.09 and 115,277.86 is: 172,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,977.69 : 551,966.09 = 115,277.86 : x
  2. Step 2: Convert to fraction form
    367,977.69/551,966.09 = 115,277.86/x
  3. Step 3: Cross multiply
    367,977.69x = 551,966.09 × 115,277.86
  4. Step 4: Simplify right side
    367,977.69x = 63,629,469,647.77
  5. Step 5: Solve for x
    x = 63,629,469,647.77/367,977.69
  6. Step 6: Final answer
    x = 172,916.65

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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.