Home / 293,827.60-440,231.10-135,731.80

Finding the Fourth Proportional to 293,827.60, 440,231.10 and 135,731.80

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Solution

The fourth proportional to 293,827.60, 440,231.10 and 135,731.80 is: 203,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,827.60 : 440,231.10 = 135,731.80 : x
  2. Step 2: Convert to fraction form
    293,827.60/440,231.10 = 135,731.80/x
  3. Step 3: Cross multiply
    293,827.60x = 440,231.10 × 135,731.80
  4. Step 4: Simplify right side
    293,827.60x = 59,753,359,618.98
  5. Step 5: Solve for x
    x = 59,753,359,618.98/293,827.60
  6. Step 6: Final answer
    x = 203,361.97

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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.