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Finding the Fourth Proportional to 252,616.42, 348,669.12 and 166,590.85

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Solution

The fourth proportional to 252,616.42, 348,669.12 and 166,590.85 is: 229,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,616.42 : 348,669.12 = 166,590.85 : x
  2. Step 2: Convert to fraction form
    252,616.42/348,669.12 = 166,590.85/x
  3. Step 3: Cross multiply
    252,616.42x = 348,669.12 × 166,590.85
  4. Step 4: Simplify right side
    252,616.42x = 58,085,085,069.55
  5. Step 5: Solve for x
    x = 58,085,085,069.55/252,616.42
  6. Step 6: Final answer
    x = 229,933.93

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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.