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Finding the Fourth Proportional to 352,047.88, 528,137.54 and 159,935.79

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Solution

The fourth proportional to 352,047.88, 528,137.54 and 159,935.79 is: 239,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,047.88 : 528,137.54 = 159,935.79 : x
  2. Step 2: Convert to fraction form
    352,047.88/528,137.54 = 159,935.79/x
  3. Step 3: Cross multiply
    352,047.88x = 528,137.54 × 159,935.79
  4. Step 4: Simplify right side
    352,047.88x = 84,468,094,398.02
  5. Step 5: Solve for x
    x = 84,468,094,398.02/352,047.88
  6. Step 6: Final answer
    x = 239,933.54

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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.