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Finding the Fourth Proportional to 222,883.88, 307,585.15 and 122,281.88

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Solution

The fourth proportional to 222,883.88, 307,585.15 and 122,281.88 is: 168,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,883.88 : 307,585.15 = 122,281.88 : x
  2. Step 2: Convert to fraction form
    222,883.88/307,585.15 = 122,281.88/x
  3. Step 3: Cross multiply
    222,883.88x = 307,585.15 × 122,281.88
  4. Step 4: Simplify right side
    222,883.88x = 37,612,088,558.45
  5. Step 5: Solve for x
    x = 37,612,088,558.45/222,883.88
  6. Step 6: Final answer
    x = 168,751.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.