Home / 189,590.68-284,439.21-82,983.97

Finding the Fourth Proportional to 189,590.68, 284,439.21 and 82,983.97

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Solution

The fourth proportional to 189,590.68, 284,439.21 and 82,983.97 is: 124,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,590.68 : 284,439.21 = 82,983.97 : x
  2. Step 2: Convert to fraction form
    189,590.68/284,439.21 = 82,983.97/x
  3. Step 3: Cross multiply
    189,590.68x = 284,439.21 × 82,983.97
  4. Step 4: Simplify right side
    189,590.68x = 23,603,894,869.46
  5. Step 5: Solve for x
    x = 23,603,894,869.46/189,590.68
  6. Step 6: Final answer
    x = 124,499.24

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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.