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Finding the Fourth Proportional to 133,998.36, 184,909.46 and 73,568.67

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Solution

The fourth proportional to 133,998.36, 184,909.46 and 73,568.67 is: 101,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,998.36 : 184,909.46 = 73,568.67 : x
  2. Step 2: Convert to fraction form
    133,998.36/184,909.46 = 73,568.67/x
  3. Step 3: Cross multiply
    133,998.36x = 184,909.46 × 73,568.67
  4. Step 4: Simplify right side
    133,998.36x = 13,603,541,981.36
  5. Step 5: Solve for x
    x = 13,603,541,981.36/133,998.36
  6. Step 6: Final answer
    x = 101,520.21

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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.