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Finding the Fourth Proportional to 169,266.42, 253,848.45 and 50,906.34

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Solution

The fourth proportional to 169,266.42, 253,848.45 and 50,906.34 is: 76,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,266.42 : 253,848.45 = 50,906.34 : x
  2. Step 2: Convert to fraction form
    169,266.42/253,848.45 = 50,906.34/x
  3. Step 3: Cross multiply
    169,266.42x = 253,848.45 × 50,906.34
  4. Step 4: Simplify right side
    169,266.42x = 12,922,495,504.17
  5. Step 5: Solve for x
    x = 12,922,495,504.17/169,266.42
  6. Step 6: Final answer
    x = 76,344.12

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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.