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Finding the Fourth Proportional to 248,098.55, 372,047.60 and 96,215.64

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Solution

The fourth proportional to 248,098.55, 372,047.60 and 96,215.64 is: 144,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,098.55 : 372,047.60 = 96,215.64 : x
  2. Step 2: Convert to fraction form
    248,098.55/372,047.60 = 96,215.64/x
  3. Step 3: Cross multiply
    248,098.55x = 372,047.60 × 96,215.64
  4. Step 4: Simplify right side
    248,098.55x = 35,796,797,463.39
  5. Step 5: Solve for x
    x = 35,796,797,463.39/248,098.55
  6. Step 6: Final answer
    x = 144,284.59

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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.