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Finding the Fourth Proportional to 169,736.04, 254,604.11 and 45,077.04

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Solution

The fourth proportional to 169,736.04, 254,604.11 and 45,077.04 is: 67,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,736.04 : 254,604.11 = 45,077.04 : x
  2. Step 2: Convert to fraction form
    169,736.04/254,604.11 = 45,077.04/x
  3. Step 3: Cross multiply
    169,736.04x = 254,604.11 × 45,077.04
  4. Step 4: Simplify right side
    169,736.04x = 11,476,799,425.25
  5. Step 5: Solve for x
    x = 11,476,799,425.25/169,736.04
  6. Step 6: Final answer
    x = 67,615.57

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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.