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Finding the Fourth Proportional to 222,718.44, 334,133.41 and 64,946.91

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Solution

The fourth proportional to 222,718.44, 334,133.41 and 64,946.91 is: 97,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,718.44 : 334,133.41 = 64,946.91 : x
  2. Step 2: Convert to fraction form
    222,718.44/334,133.41 = 64,946.91/x
  3. Step 3: Cross multiply
    222,718.44x = 334,133.41 × 64,946.91
  4. Step 4: Simplify right side
    222,718.44x = 21,700,932,507.26
  5. Step 5: Solve for x
    x = 21,700,932,507.26/222,718.44
  6. Step 6: Final answer
    x = 97,436.62

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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.