Home / 243,125.02-364,796.61-154,354.78

Finding the Fourth Proportional to 243,125.02, 364,796.61 and 154,354.78

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Solution

The fourth proportional to 243,125.02, 364,796.61 and 154,354.78 is: 231,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,125.02 : 364,796.61 = 154,354.78 : x
  2. Step 2: Convert to fraction form
    243,125.02/364,796.61 = 154,354.78/x
  3. Step 3: Cross multiply
    243,125.02x = 364,796.61 × 154,354.78
  4. Step 4: Simplify right side
    243,125.02x = 56,308,100,481.30
  5. Step 5: Solve for x
    x = 56,308,100,481.30/243,125.02
  6. Step 6: Final answer
    x = 231,601.42

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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.