Home / 266,821.26-368,222.11-152,097.86

Finding the Fourth Proportional to 266,821.26, 368,222.11 and 152,097.86

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Solution

The fourth proportional to 266,821.26, 368,222.11 and 152,097.86 is: 209,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,821.26 : 368,222.11 = 152,097.86 : x
  2. Step 2: Convert to fraction form
    266,821.26/368,222.11 = 152,097.86/x
  3. Step 3: Cross multiply
    266,821.26x = 368,222.11 × 152,097.86
  4. Step 4: Simplify right side
    266,821.26x = 56,005,794,935.68
  5. Step 5: Solve for x
    x = 56,005,794,935.68/266,821.26
  6. Step 6: Final answer
    x = 209,900.05

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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.