Home / 156,020.03-234,161.33-146,178.53

Finding the Fourth Proportional to 156,020.03, 234,161.33 and 146,178.53

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Solution

The fourth proportional to 156,020.03, 234,161.33 and 146,178.53 is: 219,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,020.03 : 234,161.33 = 146,178.53 : x
  2. Step 2: Convert to fraction form
    156,020.03/234,161.33 = 146,178.53/x
  3. Step 3: Cross multiply
    156,020.03x = 234,161.33 × 146,178.53
  4. Step 4: Simplify right side
    156,020.03x = 34,229,359,002.24
  5. Step 5: Solve for x
    x = 34,229,359,002.24/156,020.03
  6. Step 6: Final answer
    x = 219,390.80

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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.