Home / 187,228.20-280,842.30-108,496.20

Finding the Fourth Proportional to 187,228.20, 280,842.30 and 108,496.20

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Solution

The fourth proportional to 187,228.20, 280,842.30 and 108,496.20 is: 162,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,228.20 : 280,842.30 = 108,496.20 : x
  2. Step 2: Convert to fraction form
    187,228.20/280,842.30 = 108,496.20/x
  3. Step 3: Cross multiply
    187,228.20x = 280,842.30 × 108,496.20
  4. Step 4: Simplify right side
    187,228.20x = 30,470,322,349.26
  5. Step 5: Solve for x
    x = 30,470,322,349.26/187,228.20
  6. Step 6: Final answer
    x = 162,744.30

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1.5x scale

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.