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Finding the Fourth Proportional to 567,429.31, 851,268.48 and 168,101.32

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Solution

The fourth proportional to 567,429.31, 851,268.48 and 168,101.32 is: 252,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,429.31 : 851,268.48 = 168,101.32 : x
  2. Step 2: Convert to fraction form
    567,429.31/851,268.48 = 168,101.32/x
  3. Step 3: Cross multiply
    567,429.31x = 851,268.48 × 168,101.32
  4. Step 4: Simplify right side
    567,429.31x = 143,099,355,162.39
  5. Step 5: Solve for x
    x = 143,099,355,162.39/567,429.31
  6. Step 6: Final answer
    x = 252,188.87

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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.