Home / 156,121.68-234,206.91-50,916.18

Finding the Fourth Proportional to 156,121.68, 234,206.91 and 50,916.18

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Solution

The fourth proportional to 156,121.68, 234,206.91 and 50,916.18 is: 76,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,121.68 : 234,206.91 = 50,916.18 : x
  2. Step 2: Convert to fraction form
    156,121.68/234,206.91 = 50,916.18/x
  3. Step 3: Cross multiply
    156,121.68x = 234,206.91 × 50,916.18
  4. Step 4: Simplify right side
    156,121.68x = 11,924,921,186.80
  5. Step 5: Solve for x
    x = 11,924,921,186.80/156,121.68
  6. Step 6: Final answer
    x = 76,382.22

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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.