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Finding the Fourth Proportional to 235,493.08, 352,987.98 and 171,297.34

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Solution

The fourth proportional to 235,493.08, 352,987.98 and 171,297.34 is: 256,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,493.08 : 352,987.98 = 171,297.34 : x
  2. Step 2: Convert to fraction form
    235,493.08/352,987.98 = 171,297.34/x
  3. Step 3: Cross multiply
    235,493.08x = 352,987.98 × 171,297.34
  4. Step 4: Simplify right side
    235,493.08x = 60,465,902,025.97
  5. Step 5: Solve for x
    x = 60,465,902,025.97/235,493.08
  6. Step 6: Final answer
    x = 256,762.97

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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.