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Finding the Fourth Proportional to 222,725.97, 334,138.10 and 64,966.77

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Solution

The fourth proportional to 222,725.97, 334,138.10 and 64,966.77 is: 97,464.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,725.97 : 334,138.10 = 64,966.77 : x
  2. Step 2: Convert to fraction form
    222,725.97/334,138.10 = 64,966.77/x
  3. Step 3: Cross multiply
    222,725.97x = 334,138.10 × 64,966.77
  4. Step 4: Simplify right side
    222,725.97x = 21,707,873,090.94
  5. Step 5: Solve for x
    x = 21,707,873,090.94/222,725.97
  6. Step 6: Final answer
    x = 97,464.49

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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.