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Finding the Fourth Proportional to 222,914.67, 334,114.50 and 102,720.30

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Solution

The fourth proportional to 222,914.67, 334,114.50 and 102,720.30 is: 153,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,914.67 : 334,114.50 = 102,720.30 : x
  2. Step 2: Convert to fraction form
    222,914.67/334,114.50 = 102,720.30/x
  3. Step 3: Cross multiply
    222,914.67x = 334,114.50 × 102,720.30
  4. Step 4: Simplify right side
    222,914.67x = 34,320,341,674.35
  5. Step 5: Solve for x
    x = 34,320,341,674.35/222,914.67
  6. Step 6: Final answer
    x = 153,961.79

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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.