Home / 223,530.15-334,562.22-122,172.95

Finding the Fourth Proportional to 223,530.15, 334,562.22 and 122,172.95

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Solution

The fourth proportional to 223,530.15, 334,562.22 and 122,172.95 is: 182,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,530.15 : 334,562.22 = 122,172.95 : x
  2. Step 2: Convert to fraction form
    223,530.15/334,562.22 = 122,172.95/x
  3. Step 3: Cross multiply
    223,530.15x = 334,562.22 × 122,172.95
  4. Step 4: Simplify right side
    223,530.15x = 40,874,453,375.95
  5. Step 5: Solve for x
    x = 40,874,453,375.95/223,530.15
  6. Step 6: Final answer
    x = 182,858.79

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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.