Home / 133,505.58-184,236.14-72,250.34

Finding the Fourth Proportional to 133,505.58, 184,236.14 and 72,250.34

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Solution

The fourth proportional to 133,505.58, 184,236.14 and 72,250.34 is: 99,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,505.58 : 184,236.14 = 72,250.34 : x
  2. Step 2: Convert to fraction form
    133,505.58/184,236.14 = 72,250.34/x
  3. Step 3: Cross multiply
    133,505.58x = 184,236.14 × 72,250.34
  4. Step 4: Simplify right side
    133,505.58x = 13,311,123,755.29
  5. Step 5: Solve for x
    x = 13,311,123,755.29/133,505.58
  6. Step 6: Final answer
    x = 99,704.62

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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.