Home / 190,758.76-286,161.18-50,520.04

Finding the Fourth Proportional to 190,758.76, 286,161.18 and 50,520.04

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Solution

The fourth proportional to 190,758.76, 286,161.18 and 50,520.04 is: 75,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,758.76 : 286,161.18 = 50,520.04 : x
  2. Step 2: Convert to fraction form
    190,758.76/286,161.18 = 50,520.04/x
  3. Step 3: Cross multiply
    190,758.76x = 286,161.18 × 50,520.04
  4. Step 4: Simplify right side
    190,758.76x = 14,456,874,260.05
  5. Step 5: Solve for x
    x = 14,456,874,260.05/190,758.76
  6. Step 6: Final answer
    x = 75,786.16

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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.