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Finding the Fourth Proportional to 226,385.60, 339,330.40 and 113,886.40

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Solution

The fourth proportional to 226,385.60, 339,330.40 and 113,886.40 is: 170,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,385.60 : 339,330.40 = 113,886.40 : x
  2. Step 2: Convert to fraction form
    226,385.60/339,330.40 = 113,886.40/x
  3. Step 3: Cross multiply
    226,385.60x = 339,330.40 × 113,886.40
  4. Step 4: Simplify right side
    226,385.60x = 38,645,117,666.56
  5. Step 5: Solve for x
    x = 38,645,117,666.56/226,385.60
  6. Step 6: Final answer
    x = 170,704.84

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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.