Home / 335,643.11-503,466.03-135,967.31

Finding the Fourth Proportional to 335,643.11, 503,466.03 and 135,967.31

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Solution

The fourth proportional to 335,643.11, 503,466.03 and 135,967.31 is: 203,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,643.11 : 503,466.03 = 135,967.31 : x
  2. Step 2: Convert to fraction form
    335,643.11/503,466.03 = 135,967.31/x
  3. Step 3: Cross multiply
    335,643.11x = 503,466.03 × 135,967.31
  4. Step 4: Simplify right side
    335,643.11x = 68,454,921,775.48
  5. Step 5: Solve for x
    x = 68,454,921,775.48/335,643.11
  6. Step 6: Final answer
    x = 203,951.52

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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.