Home / 112,251.79-168,231.49-45,614.01

Finding the Fourth Proportional to 112,251.79, 168,231.49 and 45,614.01

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Solution

The fourth proportional to 112,251.79, 168,231.49 and 45,614.01 is: 68,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,251.79 : 168,231.49 = 45,614.01 : x
  2. Step 2: Convert to fraction form
    112,251.79/168,231.49 = 45,614.01/x
  3. Step 3: Cross multiply
    112,251.79x = 168,231.49 × 45,614.01
  4. Step 4: Simplify right side
    112,251.79x = 7,673,713,572.22
  5. Step 5: Solve for x
    x = 7,673,713,572.22/112,251.79
  6. Step 6: Final answer
    x = 68,361.61

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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.