Home / 135,523.83-203,313.03-46,780.77

Finding the Fourth Proportional to 135,523.83, 203,313.03 and 46,780.77

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Solution

The fourth proportional to 135,523.83, 203,313.03 and 46,780.77 is: 70,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,523.83 : 203,313.03 = 46,780.77 : x
  2. Step 2: Convert to fraction form
    135,523.83/203,313.03 = 46,780.77/x
  3. Step 3: Cross multiply
    135,523.83x = 203,313.03 × 46,780.77
  4. Step 4: Simplify right side
    135,523.83x = 9,511,140,094.43
  5. Step 5: Solve for x
    x = 9,511,140,094.43/135,523.83
  6. Step 6: Final answer
    x = 70,180.57

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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.