Home / 161,148.56-241,697.88-82,321.04

Finding the Fourth Proportional to 161,148.56, 241,697.88 and 82,321.04

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Solution

The fourth proportional to 161,148.56, 241,697.88 and 82,321.04 is: 123,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,148.56 : 241,697.88 = 82,321.04 : x
  2. Step 2: Convert to fraction form
    161,148.56/241,697.88 = 82,321.04/x
  3. Step 3: Cross multiply
    161,148.56x = 241,697.88 × 82,321.04
  4. Step 4: Simplify right side
    161,148.56x = 19,896,820,847.40
  5. Step 5: Solve for x
    x = 19,896,820,847.40/161,148.56
  6. Step 6: Final answer
    x = 123,468.81

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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.