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Finding the Fourth Proportional to 365,772.03, 548,602.62 and 99,553.29

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Solution

The fourth proportional to 365,772.03, 548,602.62 and 99,553.29 is: 149,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,772.03 : 548,602.62 = 99,553.29 : x
  2. Step 2: Convert to fraction form
    365,772.03/548,602.62 = 99,553.29/x
  3. Step 3: Cross multiply
    365,772.03x = 548,602.62 × 99,553.29
  4. Step 4: Simplify right side
    365,772.03x = 54,615,195,723.62
  5. Step 5: Solve for x
    x = 54,615,195,723.62/365,772.03
  6. Step 6: Final answer
    x = 149,314.85

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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.