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Finding the Fourth Proportional to 169,932.60, 254,898.90 and 45,273.60

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Solution

The fourth proportional to 169,932.60, 254,898.90 and 45,273.60 is: 67,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,932.60 : 254,898.90 = 45,273.60 : x
  2. Step 2: Convert to fraction form
    169,932.60/254,898.90 = 45,273.60/x
  3. Step 3: Cross multiply
    169,932.60x = 254,898.90 × 45,273.60
  4. Step 4: Simplify right side
    169,932.60x = 11,540,190,839.04
  5. Step 5: Solve for x
    x = 11,540,190,839.04/169,932.60
  6. Step 6: Final answer
    x = 67,910.40

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1.5x scale

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.