Home / 266,811.92-368,203.56-145,950.61

Finding the Fourth Proportional to 266,811.92, 368,203.56 and 145,950.61

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Solution

The fourth proportional to 266,811.92, 368,203.56 and 145,950.61 is: 201,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,811.92 : 368,203.56 = 145,950.61 : x
  2. Step 2: Convert to fraction form
    266,811.92/368,203.56 = 145,950.61/x
  3. Step 3: Cross multiply
    266,811.92x = 368,203.56 × 145,950.61
  4. Step 4: Simplify right side
    266,811.92x = 53,739,531,615.40
  5. Step 5: Solve for x
    x = 53,739,531,615.40/266,811.92
  6. Step 6: Final answer
    x = 201,413.53

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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.