Home / 266,828.92-368,226.82-145,967.61

Finding the Fourth Proportional to 266,828.92, 368,226.82 and 145,967.61

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Solution

The fourth proportional to 266,828.92, 368,226.82 and 145,967.61 is: 201,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,828.92 : 368,226.82 = 145,967.61 : x
  2. Step 2: Convert to fraction form
    266,828.92/368,226.82 = 145,967.61/x
  3. Step 3: Cross multiply
    266,828.92x = 368,226.82 × 145,967.61
  4. Step 4: Simplify right side
    266,828.92x = 53,749,190,074.50
  5. Step 5: Solve for x
    x = 53,749,190,074.50/266,828.92
  6. Step 6: Final answer
    x = 201,436.90

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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.