Home / 133,337.92-184,052.66-76,771.84

Finding the Fourth Proportional to 133,337.92, 184,052.66 and 76,771.84

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Solution

The fourth proportional to 133,337.92, 184,052.66 and 76,771.84 is: 105,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,337.92 : 184,052.66 = 76,771.84 : x
  2. Step 2: Convert to fraction form
    133,337.92/184,052.66 = 76,771.84/x
  3. Step 3: Cross multiply
    133,337.92x = 184,052.66 × 76,771.84
  4. Step 4: Simplify right side
    133,337.92x = 14,130,061,365.09
  5. Step 5: Solve for x
    x = 14,130,061,365.09/133,337.92
  6. Step 6: Final answer
    x = 105,971.81

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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.