Home / 156,464.11-234,714.50-49,810.71

Finding the Fourth Proportional to 156,464.11, 234,714.50 and 49,810.71

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Solution

The fourth proportional to 156,464.11, 234,714.50 and 49,810.71 is: 74,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,464.11 : 234,714.50 = 49,810.71 : x
  2. Step 2: Convert to fraction form
    156,464.11/234,714.50 = 49,810.71/x
  3. Step 3: Cross multiply
    156,464.11x = 234,714.50 × 49,810.71
  4. Step 4: Simplify right side
    156,464.11x = 11,691,295,892.30
  5. Step 5: Solve for x
    x = 11,691,295,892.30/156,464.11
  6. Step 6: Final answer
    x = 74,721.90

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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.