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Finding the Fourth Proportional to 133,846.86, 184,705.50 and 73,416.96

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Solution

The fourth proportional to 133,846.86, 184,705.50 and 73,416.96 is: 101,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,846.86 : 184,705.50 = 73,416.96 : x
  2. Step 2: Convert to fraction form
    133,846.86/184,705.50 = 73,416.96/x
  3. Step 3: Cross multiply
    133,846.86x = 184,705.50 × 73,416.96
  4. Step 4: Simplify right side
    133,846.86x = 13,560,516,305.28
  5. Step 5: Solve for x
    x = 13,560,516,305.28/133,846.86
  6. Step 6: Final answer
    x = 101,313.67

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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.