Home / 133,741.55-200,501.76-104,289.95

Finding the Fourth Proportional to 133,741.55, 200,501.76 and 104,289.95

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Solution

The fourth proportional to 133,741.55, 200,501.76 and 104,289.95 is: 156,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,741.55 : 200,501.76 = 104,289.95 : x
  2. Step 2: Convert to fraction form
    133,741.55/200,501.76 = 104,289.95/x
  3. Step 3: Cross multiply
    133,741.55x = 200,501.76 × 104,289.95
  4. Step 4: Simplify right side
    133,741.55x = 20,910,318,525.31
  5. Step 5: Solve for x
    x = 20,910,318,525.31/133,741.55
  6. Step 6: Final answer
    x = 156,348.71

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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.