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Finding the Fourth Proportional to 151,674.49, 227,479.42 and 45,029.54

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Solution

The fourth proportional to 151,674.49, 227,479.42 and 45,029.54 is: 67,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,674.49 : 227,479.42 = 45,029.54 : x
  2. Step 2: Convert to fraction form
    151,674.49/227,479.42 = 45,029.54/x
  3. Step 3: Cross multiply
    151,674.49x = 227,479.42 × 45,029.54
  4. Step 4: Simplify right side
    151,674.49x = 10,243,292,392.10
  5. Step 5: Solve for x
    x = 10,243,292,392.10/151,674.49
  6. Step 6: Final answer
    x = 67,534.71

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1.5x scale

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.