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Finding the Fourth Proportional to 248,644.64, 372,964.20 and 148,832.69

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Solution

The fourth proportional to 248,644.64, 372,964.20 and 148,832.69 is: 223,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,644.64 : 372,964.20 = 148,832.69 : x
  2. Step 2: Convert to fraction form
    248,644.64/372,964.20 = 148,832.69/x
  3. Step 3: Cross multiply
    248,644.64x = 372,964.20 × 148,832.69
  4. Step 4: Simplify right side
    248,644.64x = 55,509,263,294.88
  5. Step 5: Solve for x
    x = 55,509,263,294.88/248,644.64
  6. Step 6: Final answer
    x = 223,247.38

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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.