Home / 134,830.56-202,245.82-126,519.96

Finding the Fourth Proportional to 134,830.56, 202,245.82 and 126,519.96

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Solution

The fourth proportional to 134,830.56, 202,245.82 and 126,519.96 is: 189,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,830.56 : 202,245.82 = 126,519.96 : x
  2. Step 2: Convert to fraction form
    134,830.56/202,245.82 = 126,519.96/x
  3. Step 3: Cross multiply
    134,830.56x = 202,245.82 × 126,519.96
  4. Step 4: Simplify right side
    134,830.56x = 25,588,133,056.57
  5. Step 5: Solve for x
    x = 25,588,133,056.57/134,830.56
  6. Step 6: Final answer
    x = 189,779.92

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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.