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Finding the Fourth Proportional to 222,077.70, 333,165.15 and 109,811.70

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Solution

The fourth proportional to 222,077.70, 333,165.15 and 109,811.70 is: 164,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,077.70 : 333,165.15 = 109,811.70 : x
  2. Step 2: Convert to fraction form
    222,077.70/333,165.15 = 109,811.70/x
  3. Step 3: Cross multiply
    222,077.70x = 333,165.15 × 109,811.70
  4. Step 4: Simplify right side
    222,077.70x = 36,585,431,502.26
  5. Step 5: Solve for x
    x = 36,585,431,502.26/222,077.70
  6. Step 6: Final answer
    x = 164,741.58

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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.