Home / 151,217.60-226,817.22-66,953.12

Finding the Fourth Proportional to 151,217.60, 226,817.22 and 66,953.12

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Solution

The fourth proportional to 151,217.60, 226,817.22 and 66,953.12 is: 100,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,217.60 : 226,817.22 = 66,953.12 : x
  2. Step 2: Convert to fraction form
    151,217.60/226,817.22 = 66,953.12/x
  3. Step 3: Cross multiply
    151,217.60x = 226,817.22 × 66,953.12
  4. Step 4: Simplify right side
    151,217.60x = 15,186,120,548.73
  5. Step 5: Solve for x
    x = 15,186,120,548.73/151,217.60
  6. Step 6: Final answer
    x = 100,425.62

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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.