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Finding the Fourth Proportional to 376,073.72, 564,111.79 and 95,590.97

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Solution

The fourth proportional to 376,073.72, 564,111.79 and 95,590.97 is: 143,386.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,073.72 : 564,111.79 = 95,590.97 : x
  2. Step 2: Convert to fraction form
    376,073.72/564,111.79 = 95,590.97/x
  3. Step 3: Cross multiply
    376,073.72x = 564,111.79 × 95,590.97
  4. Step 4: Simplify right side
    376,073.72x = 53,923,990,135.00
  5. Step 5: Solve for x
    x = 53,923,990,135.00/376,073.72
  6. Step 6: Final answer
    x = 143,386.76

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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.