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Finding the Fourth Proportional to 361,575.83, 542,302.09 and 95,338.96

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Solution

The fourth proportional to 361,575.83, 542,302.09 and 95,338.96 is: 142,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,575.83 : 542,302.09 = 95,338.96 : x
  2. Step 2: Convert to fraction form
    361,575.83/542,302.09 = 95,338.96/x
  3. Step 3: Cross multiply
    361,575.83x = 542,302.09 × 95,338.96
  4. Step 4: Simplify right side
    361,575.83x = 51,702,515,672.32
  5. Step 5: Solve for x
    x = 51,702,515,672.32/361,575.83
  6. Step 6: Final answer
    x = 142,992.18

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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.