Home / 156,270.43-234,412.13-45,462.43

Finding the Fourth Proportional to 156,270.43, 234,412.13 and 45,462.43

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Solution

The fourth proportional to 156,270.43, 234,412.13 and 45,462.43 is: 68,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,270.43 : 234,412.13 = 45,462.43 : x
  2. Step 2: Convert to fraction form
    156,270.43/234,412.13 = 45,462.43/x
  3. Step 3: Cross multiply
    156,270.43x = 234,412.13 × 45,462.43
  4. Step 4: Simplify right side
    156,270.43x = 10,656,945,051.28
  5. Step 5: Solve for x
    x = 10,656,945,051.28/156,270.43
  6. Step 6: Final answer
    x = 68,195.53

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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.