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Finding the Fourth Proportional to 226,600.70, 339,901.05 and 108,502.70

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Solution

The fourth proportional to 226,600.70, 339,901.05 and 108,502.70 is: 162,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,600.70 : 339,901.05 = 108,502.70 : x
  2. Step 2: Convert to fraction form
    226,600.70/339,901.05 = 108,502.70/x
  3. Step 3: Cross multiply
    226,600.70x = 339,901.05 × 108,502.70
  4. Step 4: Simplify right side
    226,600.70x = 36,880,181,657.84
  5. Step 5: Solve for x
    x = 36,880,181,657.84/226,600.70
  6. Step 6: Final answer
    x = 162,754.05

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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.