Home / 266,910.44-368,320.20-152,173.04

Finding the Fourth Proportional to 266,910.44, 368,320.20 and 152,173.04

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Solution

The fourth proportional to 266,910.44, 368,320.20 and 152,173.04 is: 209,989.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,910.44 : 368,320.20 = 152,173.04 : x
  2. Step 2: Convert to fraction form
    266,910.44/368,320.20 = 152,173.04/x
  3. Step 3: Cross multiply
    266,910.44x = 368,320.20 × 152,173.04
  4. Step 4: Simplify right side
    266,910.44x = 56,048,404,527.41
  5. Step 5: Solve for x
    x = 56,048,404,527.41/266,910.44
  6. Step 6: Final answer
    x = 209,989.56

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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.