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Finding the Fourth Proportional to 226,770.40, 340,204.80 and 68,994.76

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Solution

The fourth proportional to 226,770.40, 340,204.80 and 68,994.76 is: 103,507.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,770.40 : 340,204.80 = 68,994.76 : x
  2. Step 2: Convert to fraction form
    226,770.40/340,204.80 = 68,994.76/x
  3. Step 3: Cross multiply
    226,770.40x = 340,204.80 × 68,994.76
  4. Step 4: Simplify right side
    226,770.40x = 23,472,348,526.85
  5. Step 5: Solve for x
    x = 23,472,348,526.85/226,770.40
  6. Step 6: Final answer
    x = 103,507.11

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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.