Home / 293,359.44-439,968.68-135,436.18

Finding the Fourth Proportional to 293,359.44, 439,968.68 and 135,436.18

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Solution

The fourth proportional to 293,359.44, 439,968.68 and 135,436.18 is: 203,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,359.44 : 439,968.68 = 135,436.18 : x
  2. Step 2: Convert to fraction form
    293,359.44/439,968.68 = 135,436.18/x
  3. Step 3: Cross multiply
    293,359.44x = 439,968.68 × 135,436.18
  4. Step 4: Simplify right side
    293,359.44x = 59,587,677,338.84
  5. Step 5: Solve for x
    x = 59,587,677,338.84/293,359.44
  6. Step 6: Final answer
    x = 203,121.73

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1.5x scale

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.