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Finding the Fourth Proportional to 226,303.56, 339,492.06 and 76,552.95

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Solution

The fourth proportional to 226,303.56, 339,492.06 and 76,552.95 is: 114,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,303.56 : 339,492.06 = 76,552.95 : x
  2. Step 2: Convert to fraction form
    226,303.56/339,492.06 = 76,552.95/x
  3. Step 3: Cross multiply
    226,303.56x = 339,492.06 × 76,552.95
  4. Step 4: Simplify right side
    226,303.56x = 25,989,118,694.58
  5. Step 5: Solve for x
    x = 25,989,118,694.58/226,303.56
  6. Step 6: Final answer
    x = 114,841.85

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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.