Home / 194,605.96-291,921.25-82,271.38

Finding the Fourth Proportional to 194,605.96, 291,921.25 and 82,271.38

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Solution

The fourth proportional to 194,605.96, 291,921.25 and 82,271.38 is: 123,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,605.96 : 291,921.25 = 82,271.38 : x
  2. Step 2: Convert to fraction form
    194,605.96/291,921.25 = 82,271.38/x
  3. Step 3: Cross multiply
    194,605.96x = 291,921.25 × 82,271.38
  4. Step 4: Simplify right side
    194,605.96x = 24,016,763,677.47
  5. Step 5: Solve for x
    x = 24,016,763,677.47/194,605.96
  6. Step 6: Final answer
    x = 123,412.28

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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.