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Finding the Fourth Proportional to 223,866.56, 335,799.84 and 74,066.72

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Solution

The fourth proportional to 223,866.56, 335,799.84 and 74,066.72 is: 111,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,866.56 : 335,799.84 = 74,066.72 : x
  2. Step 2: Convert to fraction form
    223,866.56/335,799.84 = 74,066.72/x
  3. Step 3: Cross multiply
    223,866.56x = 335,799.84 × 74,066.72
  4. Step 4: Simplify right side
    223,866.56x = 24,871,592,725.32
  5. Step 5: Solve for x
    x = 24,871,592,725.32/223,866.56
  6. Step 6: Final answer
    x = 111,100.08

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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.