Home / 166,589.02-229,892.60-91,137.52

Finding the Fourth Proportional to 166,589.02, 229,892.60 and 91,137.52

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Solution

The fourth proportional to 166,589.02, 229,892.60 and 91,137.52 is: 125,769.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.02 : 229,892.60 = 91,137.52 : x
  2. Step 2: Convert to fraction form
    166,589.02/229,892.60 = 91,137.52/x
  3. Step 3: Cross multiply
    166,589.02x = 229,892.60 × 91,137.52
  4. Step 4: Simplify right side
    166,589.02x = 20,951,841,430.35
  5. Step 5: Solve for x
    x = 20,951,841,430.35/166,589.02
  6. Step 6: Final answer
    x = 125,769.64

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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.