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Finding the Fourth Proportional to 169,577, 254,370.36 and 44,918

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Solution

The fourth proportional to 169,577, 254,370.36 and 44,918 is: 67,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,577 : 254,370.36 = 44,918 : x
  2. Step 2: Convert to fraction form
    169,577/254,370.36 = 44,918/x
  3. Step 3: Cross multiply
    169,577x = 254,370.36 × 44,918
  4. Step 4: Simplify right side
    169,577x = 11,425,807,830.48
  5. Step 5: Solve for x
    x = 11,425,807,830.48/169,577
  6. Step 6: Final answer
    x = 67,378.29

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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.