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Finding the Fourth Proportional to 237,285.73, 327,454.32 and 129,855.79

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Solution

The fourth proportional to 237,285.73, 327,454.32 and 129,855.79 is: 179,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,285.73 : 327,454.32 = 129,855.79 : x
  2. Step 2: Convert to fraction form
    237,285.73/327,454.32 = 129,855.79/x
  3. Step 3: Cross multiply
    237,285.73x = 327,454.32 × 129,855.79
  4. Step 4: Simplify right side
    237,285.73x = 42,521,839,412.51
  5. Step 5: Solve for x
    x = 42,521,839,412.51/237,285.73
  6. Step 6: Final answer
    x = 179,201.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.