Home / 119,134.08-178,634.88-49,060.80

Finding the Fourth Proportional to 119,134.08, 178,634.88 and 49,060.80

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Solution

The fourth proportional to 119,134.08, 178,634.88 and 49,060.80 is: 73,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,134.08 : 178,634.88 = 49,060.80 : x
  2. Step 2: Convert to fraction form
    119,134.08/178,634.88 = 49,060.80/x
  3. Step 3: Cross multiply
    119,134.08x = 178,634.88 × 49,060.80
  4. Step 4: Simplify right side
    119,134.08x = 8,763,970,120.70
  5. Step 5: Solve for x
    x = 8,763,970,120.70/119,134.08
  6. Step 6: Final answer
    x = 73,563.92

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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.