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Finding the Fourth Proportional to 223,567.76, 335,351.28 and 57,355.76

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Solution

The fourth proportional to 223,567.76, 335,351.28 and 57,355.76 is: 86,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,567.76 : 335,351.28 = 57,355.76 : x
  2. Step 2: Convert to fraction form
    223,567.76/335,351.28 = 57,355.76/x
  3. Step 3: Cross multiply
    223,567.76x = 335,351.28 × 57,355.76
  4. Step 4: Simplify right side
    223,567.76x = 19,234,327,531.37
  5. Step 5: Solve for x
    x = 19,234,327,531.37/223,567.76
  6. Step 6: Final answer
    x = 86,033.55

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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.