Home / 135,609.59-203,414.29-35,777.50

Finding the Fourth Proportional to 135,609.59, 203,414.29 and 35,777.50

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Solution

The fourth proportional to 135,609.59, 203,414.29 and 35,777.50 is: 53,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,609.59 : 203,414.29 = 35,777.50 : x
  2. Step 2: Convert to fraction form
    135,609.59/203,414.29 = 35,777.50/x
  3. Step 3: Cross multiply
    135,609.59x = 203,414.29 × 35,777.50
  4. Step 4: Simplify right side
    135,609.59x = 7,277,654,162.50
  5. Step 5: Solve for x
    x = 7,277,654,162.50/135,609.59
  6. Step 6: Final answer
    x = 53,666.22

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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.