Home / 133,562.87-184,321.72-76,211.52

Finding the Fourth Proportional to 133,562.87, 184,321.72 and 76,211.52

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Solution

The fourth proportional to 133,562.87, 184,321.72 and 76,211.52 is: 105,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,562.87 : 184,321.72 = 76,211.52 : x
  2. Step 2: Convert to fraction form
    133,562.87/184,321.72 = 76,211.52/x
  3. Step 3: Cross multiply
    133,562.87x = 184,321.72 × 76,211.52
  4. Step 4: Simplify right side
    133,562.87x = 14,047,438,450.21
  5. Step 5: Solve for x
    x = 14,047,438,450.21/133,562.87
  6. Step 6: Final answer
    x = 105,174.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.