Home / 112,224.91-168,399.33-45,711.87

Finding the Fourth Proportional to 112,224.91, 168,399.33 and 45,711.87

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Solution

The fourth proportional to 112,224.91, 168,399.33 and 45,711.87 is: 68,593.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,224.91 : 168,399.33 = 45,711.87 : x
  2. Step 2: Convert to fraction form
    112,224.91/168,399.33 = 45,711.87/x
  3. Step 3: Cross multiply
    112,224.91x = 168,399.33 × 45,711.87
  4. Step 4: Simplify right side
    112,224.91x = 7,697,848,281.05
  5. Step 5: Solve for x
    x = 7,697,848,281.05/112,224.91
  6. Step 6: Final answer
    x = 68,593.04

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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.