Home / 335,118.55-503,035.94-135,569.38

Finding the Fourth Proportional to 335,118.55, 503,035.94 and 135,569.38

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Solution

The fourth proportional to 335,118.55, 503,035.94 and 135,569.38 is: 203,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,118.55 : 503,035.94 = 135,569.38 : x
  2. Step 2: Convert to fraction form
    335,118.55/503,035.94 = 135,569.38/x
  3. Step 3: Cross multiply
    335,118.55x = 503,035.94 × 135,569.38
  4. Step 4: Simplify right side
    335,118.55x = 68,196,270,503.52
  5. Step 5: Solve for x
    x = 68,196,270,503.52/335,118.55
  6. Step 6: Final answer
    x = 203,498.94

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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.