Home / 156,234.11-234,363.32-51,063.71

Finding the Fourth Proportional to 156,234.11, 234,363.32 and 51,063.71

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Solution

The fourth proportional to 156,234.11, 234,363.32 and 51,063.71 is: 76,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,234.11 : 234,363.32 = 51,063.71 : x
  2. Step 2: Convert to fraction form
    156,234.11/234,363.32 = 51,063.71/x
  3. Step 3: Cross multiply
    156,234.11x = 234,363.32 × 51,063.71
  4. Step 4: Simplify right side
    156,234.11x = 11,967,461,193.03
  5. Step 5: Solve for x
    x = 11,967,461,193.03/156,234.11
  6. Step 6: Final answer
    x = 76,599.54

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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.