Home / 347,921.32-521,849.04-111,200.44

Finding the Fourth Proportional to 347,921.32, 521,849.04 and 111,200.44

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Solution

The fourth proportional to 347,921.32, 521,849.04 and 111,200.44 is: 166,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,921.32 : 521,849.04 = 111,200.44 : x
  2. Step 2: Convert to fraction form
    347,921.32/521,849.04 = 111,200.44/x
  3. Step 3: Cross multiply
    347,921.32x = 521,849.04 × 111,200.44
  4. Step 4: Simplify right side
    347,921.32x = 58,029,842,861.58
  5. Step 5: Solve for x
    x = 58,029,842,861.58/347,921.32
  6. Step 6: Final answer
    x = 166,790.13

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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.