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Finding the Fourth Proportional to 225,217.34, 310,797.24 and 123,241.70

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Solution

The fourth proportional to 225,217.34, 310,797.24 and 123,241.70 is: 170,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,217.34 : 310,797.24 = 123,241.70 : x
  2. Step 2: Convert to fraction form
    225,217.34/310,797.24 = 123,241.70/x
  3. Step 3: Cross multiply
    225,217.34x = 310,797.24 × 123,241.70
  4. Step 4: Simplify right side
    225,217.34x = 38,303,180,212.91
  5. Step 5: Solve for x
    x = 38,303,180,212.91/225,217.34
  6. Step 6: Final answer
    x = 170,072.07

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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.