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Finding the Fourth Proportional to 227,635.80, 341,453.70 and 109,537.80

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Solution

The fourth proportional to 227,635.80, 341,453.70 and 109,537.80 is: 164,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,635.80 : 341,453.70 = 109,537.80 : x
  2. Step 2: Convert to fraction form
    227,635.80/341,453.70 = 109,537.80/x
  3. Step 3: Cross multiply
    227,635.80x = 341,453.70 × 109,537.80
  4. Step 4: Simplify right side
    227,635.80x = 37,402,087,099.86
  5. Step 5: Solve for x
    x = 37,402,087,099.86/227,635.80
  6. Step 6: Final answer
    x = 164,306.70

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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.