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Finding the Fourth Proportional to 171,352.92, 257,046.60 and 59,018.34

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Solution

The fourth proportional to 171,352.92, 257,046.60 and 59,018.34 is: 88,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,352.92 : 257,046.60 = 59,018.34 : x
  2. Step 2: Convert to fraction form
    171,352.92/257,046.60 = 59,018.34/x
  3. Step 3: Cross multiply
    171,352.92x = 257,046.60 × 59,018.34
  4. Step 4: Simplify right side
    171,352.92x = 15,170,463,634.64
  5. Step 5: Solve for x
    x = 15,170,463,634.64/171,352.92
  6. Step 6: Final answer
    x = 88,533.44

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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.