Home / 177,265.61-244,584.46-100,778.71

Finding the Fourth Proportional to 177,265.61, 244,584.46 and 100,778.71

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Solution

The fourth proportional to 177,265.61, 244,584.46 and 100,778.71 is: 139,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,265.61 : 244,584.46 = 100,778.71 : x
  2. Step 2: Convert to fraction form
    177,265.61/244,584.46 = 100,778.71/x
  3. Step 3: Cross multiply
    177,265.61x = 244,584.46 × 100,778.71
  4. Step 4: Simplify right side
    177,265.61x = 24,648,906,364.85
  5. Step 5: Solve for x
    x = 24,648,906,364.85/177,265.61
  6. Step 6: Final answer
    x = 139,050.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.