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Finding the Fourth Proportional to 222,724.97, 334,136.60 and 64,965.77

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Solution

The fourth proportional to 222,724.97, 334,136.60 and 64,965.77 is: 97,462.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,724.97 : 334,136.60 = 64,965.77 : x
  2. Step 2: Convert to fraction form
    222,724.97/334,136.60 = 64,965.77/x
  3. Step 3: Cross multiply
    222,724.97x = 334,136.60 × 64,965.77
  4. Step 4: Simplify right side
    222,724.97x = 21,707,441,179.35
  5. Step 5: Solve for x
    x = 21,707,441,179.35/222,724.97
  6. Step 6: Final answer
    x = 97,462.99

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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.