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Finding the Fourth Proportional to 361,893.83, 542,859.89 and 95,647.10

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Solution

The fourth proportional to 361,893.83, 542,859.89 and 95,647.10 is: 143,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,893.83 : 542,859.89 = 95,647.10 : x
  2. Step 2: Convert to fraction form
    361,893.83/542,859.89 = 95,647.10/x
  3. Step 3: Cross multiply
    361,893.83x = 542,859.89 × 95,647.10
  4. Step 4: Simplify right side
    361,893.83x = 51,922,970,992.28
  5. Step 5: Solve for x
    x = 51,922,970,992.28/361,893.83
  6. Step 6: Final answer
    x = 143,475.70

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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.