Home / 133,747.43-200,548.70-58,779.81

Finding the Fourth Proportional to 133,747.43, 200,548.70 and 58,779.81

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Solution

The fourth proportional to 133,747.43, 200,548.70 and 58,779.81 is: 88,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,747.43 : 200,548.70 = 58,779.81 : x
  2. Step 2: Convert to fraction form
    133,747.43/200,548.70 = 58,779.81/x
  3. Step 3: Cross multiply
    133,747.43x = 200,548.70 × 58,779.81
  4. Step 4: Simplify right side
    133,747.43x = 11,788,214,187.85
  5. Step 5: Solve for x
    x = 11,788,214,187.85/133,747.43
  6. Step 6: Final answer
    x = 88,137.88

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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.