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Finding the Fourth Proportional to 361,650.36, 542,511.99 and 95,429.28

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Solution

The fourth proportional to 361,650.36, 542,511.99 and 95,429.28 is: 143,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,650.36 : 542,511.99 = 95,429.28 : x
  2. Step 2: Convert to fraction form
    361,650.36/542,511.99 = 95,429.28/x
  3. Step 3: Cross multiply
    361,650.36x = 542,511.99 × 95,429.28
  4. Step 4: Simplify right side
    361,650.36x = 51,771,528,597.07
  5. Step 5: Solve for x
    x = 51,771,528,597.07/361,650.36
  6. Step 6: Final answer
    x = 143,153.54

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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.