Home / 197,654.88-272,761.73-107,008.44

Finding the Fourth Proportional to 197,654.88, 272,761.73 and 107,008.44

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Solution

The fourth proportional to 197,654.88, 272,761.73 and 107,008.44 is: 147,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,654.88 : 272,761.73 = 107,008.44 : x
  2. Step 2: Convert to fraction form
    197,654.88/272,761.73 = 107,008.44/x
  3. Step 3: Cross multiply
    197,654.88x = 272,761.73 × 107,008.44
  4. Step 4: Simplify right side
    197,654.88x = 29,187,807,219.00
  5. Step 5: Solve for x
    x = 29,187,807,219.00/197,654.88
  6. Step 6: Final answer
    x = 147,670.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.