Home / 107,562.20-161,288.21-63,202.28

Finding the Fourth Proportional to 107,562.20, 161,288.21 and 63,202.28

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Solution

The fourth proportional to 107,562.20, 161,288.21 and 63,202.28 is: 94,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,562.20 : 161,288.21 = 63,202.28 : x
  2. Step 2: Convert to fraction form
    107,562.20/161,288.21 = 63,202.28/x
  3. Step 3: Cross multiply
    107,562.20x = 161,288.21 × 63,202.28
  4. Step 4: Simplify right side
    107,562.20x = 10,193,781,960.68
  5. Step 5: Solve for x
    x = 10,193,781,960.68/107,562.20
  6. Step 6: Final answer
    x = 94,771.05

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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.