Home / 335,748.40-503,233.80-135,937.60

Finding the Fourth Proportional to 335,748.40, 503,233.80 and 135,937.60

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Solution

The fourth proportional to 335,748.40, 503,233.80 and 135,937.60 is: 203,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,748.40 : 503,233.80 = 135,937.60 : x
  2. Step 2: Convert to fraction form
    335,748.40/503,233.80 = 135,937.60/x
  3. Step 3: Cross multiply
    335,748.40x = 503,233.80 × 135,937.60
  4. Step 4: Simplify right side
    335,748.40x = 68,408,395,010.88
  5. Step 5: Solve for x
    x = 68,408,395,010.88/335,748.40
  6. Step 6: Final answer
    x = 203,748.98

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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.