Home / 118,890.72-178,359.39-44,011.44

Finding the Fourth Proportional to 118,890.72, 178,359.39 and 44,011.44

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Solution

The fourth proportional to 118,890.72, 178,359.39 and 44,011.44 is: 66,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,890.72 : 178,359.39 = 44,011.44 : x
  2. Step 2: Convert to fraction form
    118,890.72/178,359.39 = 44,011.44/x
  3. Step 3: Cross multiply
    118,890.72x = 178,359.39 × 44,011.44
  4. Step 4: Simplify right side
    118,890.72x = 7,849,853,591.42
  5. Step 5: Solve for x
    x = 7,849,853,591.42/118,890.72
  6. Step 6: Final answer
    x = 66,025.79

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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.