Home / 147,672.40-221,508.60-108,014.80

Finding the Fourth Proportional to 147,672.40, 221,508.60 and 108,014.80

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Solution

The fourth proportional to 147,672.40, 221,508.60 and 108,014.80 is: 162,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,672.40 : 221,508.60 = 108,014.80 : x
  2. Step 2: Convert to fraction form
    147,672.40/221,508.60 = 108,014.80/x
  3. Step 3: Cross multiply
    147,672.40x = 221,508.60 × 108,014.80
  4. Step 4: Simplify right side
    147,672.40x = 23,926,207,127.28
  5. Step 5: Solve for x
    x = 23,926,207,127.28/147,672.40
  6. Step 6: Final answer
    x = 162,022.20

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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.