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Finding the Fourth Proportional to 223,805.51, 335,719.42 and 63,905.16

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Solution

The fourth proportional to 223,805.51, 335,719.42 and 63,905.16 is: 95,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,805.51 : 335,719.42 = 63,905.16 : x
  2. Step 2: Convert to fraction form
    223,805.51/335,719.42 = 63,905.16/x
  3. Step 3: Cross multiply
    223,805.51x = 335,719.42 × 63,905.16
  4. Step 4: Simplify right side
    223,805.51x = 21,454,203,250.21
  5. Step 5: Solve for x
    x = 21,454,203,250.21/223,805.51
  6. Step 6: Final answer
    x = 95,860.93

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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.