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Finding the Fourth Proportional to 375,696.72, 563,523.21 and 123,141.96

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Solution

The fourth proportional to 375,696.72, 563,523.21 and 123,141.96 is: 184,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,696.72 : 563,523.21 = 123,141.96 : x
  2. Step 2: Convert to fraction form
    375,696.72/563,523.21 = 123,141.96/x
  3. Step 3: Cross multiply
    375,696.72x = 563,523.21 × 123,141.96
  4. Step 4: Simplify right side
    375,696.72x = 69,393,352,584.89
  5. Step 5: Solve for x
    x = 69,393,352,584.89/375,696.72
  6. Step 6: Final answer
    x = 184,705.77

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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.