Home / 177,217.21-244,606.26-100,780.98

Finding the Fourth Proportional to 177,217.21, 244,606.26 and 100,780.98

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Solution

The fourth proportional to 177,217.21, 244,606.26 and 100,780.98 is: 139,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,217.21 : 244,606.26 = 100,780.98 : x
  2. Step 2: Convert to fraction form
    177,217.21/244,606.26 = 100,780.98/x
  3. Step 3: Cross multiply
    177,217.21x = 244,606.26 × 100,780.98
  4. Step 4: Simplify right side
    177,217.21x = 24,651,658,596.93
  5. Step 5: Solve for x
    x = 24,651,658,596.93/177,217.21
  6. Step 6: Final answer
    x = 139,104.20

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1.5x scale

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.