Home / 323,078.16-445,860.96-179,829.12

Finding the Fourth Proportional to 323,078.16, 445,860.96 and 179,829.12

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Solution

The fourth proportional to 323,078.16, 445,860.96 and 179,829.12 is: 248,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,078.16 : 445,860.96 = 179,829.12 : x
  2. Step 2: Convert to fraction form
    323,078.16/445,860.96 = 179,829.12/x
  3. Step 3: Cross multiply
    323,078.16x = 445,860.96 × 179,829.12
  4. Step 4: Simplify right side
    323,078.16x = 80,178,784,079.16
  5. Step 5: Solve for x
    x = 80,178,784,079.16/323,078.16
  6. Step 6: Final answer
    x = 248,171.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.