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Finding the Fourth Proportional to 365,618.26, 548,429.12 and 95,745.88

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Solution

The fourth proportional to 365,618.26, 548,429.12 and 95,745.88 is: 143,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,618.26 : 548,429.12 = 95,745.88 : x
  2. Step 2: Convert to fraction form
    365,618.26/548,429.12 = 95,745.88/x
  3. Step 3: Cross multiply
    365,618.26x = 548,429.12 × 95,745.88
  4. Step 4: Simplify right side
    365,618.26x = 52,509,827,421.70
  5. Step 5: Solve for x
    x = 52,509,827,421.70/365,618.26
  6. Step 6: Final answer
    x = 143,619.27

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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.