Home / 147,674.40-221,511.60-108,016.80

Finding the Fourth Proportional to 147,674.40, 221,511.60 and 108,016.80

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Solution

The fourth proportional to 147,674.40, 221,511.60 and 108,016.80 is: 162,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,674.40 : 221,511.60 = 108,016.80 : x
  2. Step 2: Convert to fraction form
    147,674.40/221,511.60 = 108,016.80/x
  3. Step 3: Cross multiply
    147,674.40x = 221,511.60 × 108,016.80
  4. Step 4: Simplify right side
    147,674.40x = 23,926,974,194.88
  5. Step 5: Solve for x
    x = 23,926,974,194.88/147,674.40
  6. Step 6: Final answer
    x = 162,025.20

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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.