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Finding the Fourth Proportional to 361,599.86, 542,408.00 and 95,387.29

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Solution

The fourth proportional to 361,599.86, 542,408.00 and 95,387.29 is: 143,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,599.86 : 542,408.00 = 95,387.29 : x
  2. Step 2: Convert to fraction form
    361,599.86/542,408.00 = 95,387.29/x
  3. Step 3: Cross multiply
    361,599.86x = 542,408.00 × 95,387.29
  4. Step 4: Simplify right side
    361,599.86x = 51,738,827,361.36
  5. Step 5: Solve for x
    x = 51,738,827,361.36/361,599.86
  6. Step 6: Final answer
    x = 143,083.09

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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.