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Finding the Fourth Proportional to 227,004.48, 313,262.48 and 125,039.64

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Solution

The fourth proportional to 227,004.48, 313,262.48 and 125,039.64 is: 172,552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,004.48 : 313,262.48 = 125,039.64 : x
  2. Step 2: Convert to fraction form
    227,004.48/313,262.48 = 125,039.64/x
  3. Step 3: Cross multiply
    227,004.48x = 313,262.48 × 125,039.64
  4. Step 4: Simplify right side
    227,004.48x = 39,170,227,724.71
  5. Step 5: Solve for x
    x = 39,170,227,724.71/227,004.48
  6. Step 6: Final answer
    x = 172,552.66

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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.