Home / 133,710.93-184,403.31-82,715.56

Finding the Fourth Proportional to 133,710.93, 184,403.31 and 82,715.56

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Solution

The fourth proportional to 133,710.93, 184,403.31 and 82,715.56 is: 114,074.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,710.93 : 184,403.31 = 82,715.56 : x
  2. Step 2: Convert to fraction form
    133,710.93/184,403.31 = 82,715.56/x
  3. Step 3: Cross multiply
    133,710.93x = 184,403.31 × 82,715.56
  4. Step 4: Simplify right side
    133,710.93x = 15,253,023,052.50
  5. Step 5: Solve for x
    x = 15,253,023,052.50/133,710.93
  6. Step 6: Final answer
    x = 114,074.62

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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.