Home / 189,535.13-284,063.94-165,786.13

Finding the Fourth Proportional to 189,535.13, 284,063.94 and 165,786.13

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Solution

The fourth proportional to 189,535.13, 284,063.94 and 165,786.13 is: 248,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,535.13 : 284,063.94 = 165,786.13 : x
  2. Step 2: Convert to fraction form
    189,535.13/284,063.94 = 165,786.13/x
  3. Step 3: Cross multiply
    189,535.13x = 284,063.94 × 165,786.13
  4. Step 4: Simplify right side
    189,535.13x = 47,093,861,285.15
  5. Step 5: Solve for x
    x = 47,093,861,285.15/189,535.13
  6. Step 6: Final answer
    x = 248,470.36

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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.