Home / 156,154.23-234,227.09-43,835.38

Finding the Fourth Proportional to 156,154.23, 234,227.09 and 43,835.38

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Solution

The fourth proportional to 156,154.23, 234,227.09 and 43,835.38 is: 65,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,154.23 : 234,227.09 = 43,835.38 : x
  2. Step 2: Convert to fraction form
    156,154.23/234,227.09 = 43,835.38/x
  3. Step 3: Cross multiply
    156,154.23x = 234,227.09 × 43,835.38
  4. Step 4: Simplify right side
    156,154.23x = 10,267,433,020.46
  5. Step 5: Solve for x
    x = 10,267,433,020.46/156,154.23
  6. Step 6: Final answer
    x = 65,751.87

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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.