Home / 149,705.70-224,446.23-90,529.26

Finding the Fourth Proportional to 149,705.70, 224,446.23 and 90,529.26

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Solution

The fourth proportional to 149,705.70, 224,446.23 and 90,529.26 is: 135,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,705.70 : 224,446.23 = 90,529.26 : x
  2. Step 2: Convert to fraction form
    149,705.70/224,446.23 = 90,529.26/x
  3. Step 3: Cross multiply
    149,705.70x = 224,446.23 × 90,529.26
  4. Step 4: Simplify right side
    149,705.70x = 20,318,951,111.69
  5. Step 5: Solve for x
    x = 20,318,951,111.69/149,705.70
  6. Step 6: Final answer
    x = 135,725.97

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1.5x scale

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.