Home / 163,112-244,703.20-50,789.92

Finding the Fourth Proportional to 163,112, 244,703.20 and 50,789.92

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Solution

The fourth proportional to 163,112, 244,703.20 and 50,789.92 is: 76,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,112 : 244,703.20 = 50,789.92 : x
  2. Step 2: Convert to fraction form
    163,112/244,703.20 = 50,789.92/x
  3. Step 3: Cross multiply
    163,112x = 244,703.20 × 50,789.92
  4. Step 4: Simplify right side
    163,112x = 12,428,455,951.74
  5. Step 5: Solve for x
    x = 12,428,455,951.74/163,112
  6. Step 6: Final answer
    x = 76,195.84

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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.