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Finding the Fourth Proportional to 171,165.16, 256,693.10 and 58,818.28

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Solution

The fourth proportional to 171,165.16, 256,693.10 and 58,818.28 is: 88,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,165.16 : 256,693.10 = 58,818.28 : x
  2. Step 2: Convert to fraction form
    171,165.16/256,693.10 = 58,818.28/x
  3. Step 3: Cross multiply
    171,165.16x = 256,693.10 × 58,818.28
  4. Step 4: Simplify right side
    171,165.16x = 15,098,246,629.87
  5. Step 5: Solve for x
    x = 15,098,246,629.87/171,165.16
  6. Step 6: Final answer
    x = 88,208.64

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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.