Home / 248,338.15-372,562.76-90,566.61

Finding the Fourth Proportional to 248,338.15, 372,562.76 and 90,566.61

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Solution

The fourth proportional to 248,338.15, 372,562.76 and 90,566.61 is: 135,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,338.15 : 372,562.76 = 90,566.61 : x
  2. Step 2: Convert to fraction form
    248,338.15/372,562.76 = 90,566.61/x
  3. Step 3: Cross multiply
    248,338.15x = 372,562.76 × 90,566.61
  4. Step 4: Simplify right side
    248,338.15x = 33,741,746,185.44
  5. Step 5: Solve for x
    x = 33,741,746,185.44/248,338.15
  6. Step 6: Final answer
    x = 135,870.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.