Home / 112,464.86-168,743.92-49,252.30

Finding the Fourth Proportional to 112,464.86, 168,743.92 and 49,252.30

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Solution

The fourth proportional to 112,464.86, 168,743.92 and 49,252.30 is: 73,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,464.86 : 168,743.92 = 49,252.30 : x
  2. Step 2: Convert to fraction form
    112,464.86/168,743.92 = 49,252.30/x
  3. Step 3: Cross multiply
    112,464.86x = 168,743.92 × 49,252.30
  4. Step 4: Simplify right side
    112,464.86x = 8,311,026,171.02
  5. Step 5: Solve for x
    x = 8,311,026,171.02/112,464.86
  6. Step 6: Final answer
    x = 73,898.87

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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.