Home / 186,843.21-280,253.30-60,480.69

Finding the Fourth Proportional to 186,843.21, 280,253.30 and 60,480.69

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Solution

The fourth proportional to 186,843.21, 280,253.30 and 60,480.69 is: 90,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,843.21 : 280,253.30 = 60,480.69 : x
  2. Step 2: Convert to fraction form
    186,843.21/280,253.30 = 60,480.69/x
  3. Step 3: Cross multiply
    186,843.21x = 280,253.30 × 60,480.69
  4. Step 4: Simplify right side
    186,843.21x = 16,949,912,656.37
  5. Step 5: Solve for x
    x = 16,949,912,656.37/186,843.21
  6. Step 6: Final answer
    x = 90,717.31

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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.