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Finding the Fourth Proportional to 222,427.27, 333,659.13 and 64,655.56

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Solution

The fourth proportional to 222,427.27, 333,659.13 and 64,655.56 is: 96,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,427.27 : 333,659.13 = 64,655.56 : x
  2. Step 2: Convert to fraction form
    222,427.27/333,659.13 = 64,655.56/x
  3. Step 3: Cross multiply
    222,427.27x = 333,659.13 × 64,655.56
  4. Step 4: Simplify right side
    222,427.27x = 21,572,917,899.26
  5. Step 5: Solve for x
    x = 21,572,917,899.26/222,427.27
  6. Step 6: Final answer
    x = 96,988.64

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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.