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Finding the Fourth Proportional to 133,640.84, 200,459.11 and 32,439.72

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Solution

The fourth proportional to 133,640.84, 200,459.11 and 32,439.72 is: 48,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,640.84 : 200,459.11 = 32,439.72 : x
  2. Step 2: Convert to fraction form
    133,640.84/200,459.11 = 32,439.72/x
  3. Step 3: Cross multiply
    133,640.84x = 200,459.11 × 32,439.72
  4. Step 4: Simplify right side
    133,640.84x = 6,502,837,318.75
  5. Step 5: Solve for x
    x = 6,502,837,318.75/133,640.84
  6. Step 6: Final answer
    x = 48,659.06

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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.