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Finding the Fourth Proportional to 252,394.62, 348,342.29 and 161,852.82

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Solution

The fourth proportional to 252,394.62, 348,342.29 and 161,852.82 is: 223,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,394.62 : 348,342.29 = 161,852.82 : x
  2. Step 2: Convert to fraction form
    252,394.62/348,342.29 = 161,852.82/x
  3. Step 3: Cross multiply
    252,394.62x = 348,342.29 × 161,852.82
  4. Step 4: Simplify right side
    252,394.62x = 56,380,181,961.76
  5. Step 5: Solve for x
    x = 56,380,181,961.76/252,394.62
  6. Step 6: Final answer
    x = 223,381.08

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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.