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Finding the Fourth Proportional to 133,600.56, 184,368.72 and 73,984.56

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Solution

The fourth proportional to 133,600.56, 184,368.72 and 73,984.56 is: 102,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,600.56 : 184,368.72 = 73,984.56 : x
  2. Step 2: Convert to fraction form
    133,600.56/184,368.72 = 73,984.56/x
  3. Step 3: Cross multiply
    133,600.56x = 184,368.72 × 73,984.56
  4. Step 4: Simplify right side
    133,600.56x = 13,640,438,626.96
  5. Step 5: Solve for x
    x = 13,640,438,626.96/133,600.56
  6. Step 6: Final answer
    x = 102,098.66

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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.