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Finding the Fourth Proportional to 275,171.88, 412,798.83 and 97,664.03

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Solution

The fourth proportional to 275,171.88, 412,798.83 and 97,664.03 is: 146,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,171.88 : 412,798.83 = 97,664.03 : x
  2. Step 2: Convert to fraction form
    275,171.88/412,798.83 = 97,664.03/x
  3. Step 3: Cross multiply
    275,171.88x = 412,798.83 × 97,664.03
  4. Step 4: Simplify right side
    275,171.88x = 40,315,597,317.08
  5. Step 5: Solve for x
    x = 40,315,597,317.08/275,171.88
  6. Step 6: Final answer
    x = 146,510.60

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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.