Home / 64,299.31-96,511.22-31,042.72

Finding the Fourth Proportional to 64,299.31, 96,511.22 and 31,042.72

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Solution

The fourth proportional to 64,299.31, 96,511.22 and 31,042.72 is: 46,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,299.31 : 96,511.22 = 31,042.72 : x
  2. Step 2: Convert to fraction form
    64,299.31/96,511.22 = 31,042.72/x
  3. Step 3: Cross multiply
    64,299.31x = 96,511.22 × 31,042.72
  4. Step 4: Simplify right side
    64,299.31x = 2,995,970,861.15
  5. Step 5: Solve for x
    x = 2,995,970,861.15/64,299.31
  6. Step 6: Final answer
    x = 46,594.14

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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.