Home / 161,289.45-241,983.39-82,459.04

Finding the Fourth Proportional to 161,289.45, 241,983.39 and 82,459.04

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Solution

The fourth proportional to 161,289.45, 241,983.39 and 82,459.04 is: 123,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,289.45 : 241,983.39 = 82,459.04 : x
  2. Step 2: Convert to fraction form
    161,289.45/241,983.39 = 82,459.04/x
  3. Step 3: Cross multiply
    161,289.45x = 241,983.39 × 82,459.04
  4. Step 4: Simplify right side
    161,289.45x = 19,953,717,235.44
  5. Step 5: Solve for x
    x = 19,953,717,235.44/161,289.45
  6. Step 6: Final answer
    x = 123,713.71

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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.