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Finding the Fourth Proportional to 248,086.70, 372,130.05 and 246,013.10

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Solution

The fourth proportional to 248,086.70, 372,130.05 and 246,013.10 is: 369,019.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,086.70 : 372,130.05 = 246,013.10 : x
  2. Step 2: Convert to fraction form
    248,086.70/372,130.05 = 246,013.10/x
  3. Step 3: Cross multiply
    248,086.70x = 372,130.05 × 246,013.10
  4. Step 4: Simplify right side
    248,086.70x = 91,548,867,203.66
  5. Step 5: Solve for x
    x = 91,548,867,203.66/248,086.70
  6. Step 6: Final answer
    x = 369,019.65

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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.