Home / 156,638.84-234,958.24-149,946.62

Finding the Fourth Proportional to 156,638.84, 234,958.24 and 149,946.62

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Solution

The fourth proportional to 156,638.84, 234,958.24 and 149,946.62 is: 224,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,638.84 : 234,958.24 = 149,946.62 : x
  2. Step 2: Convert to fraction form
    156,638.84/234,958.24 = 149,946.62/x
  3. Step 3: Cross multiply
    156,638.84x = 234,958.24 × 149,946.62
  4. Step 4: Simplify right side
    156,638.84x = 35,231,193,929.15
  5. Step 5: Solve for x
    x = 35,231,193,929.15/156,638.84
  6. Step 6: Final answer
    x = 224,919.91

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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.