Home / 133,664.56-184,457.05-79,962.19

Finding the Fourth Proportional to 133,664.56, 184,457.05 and 79,962.19

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Solution

The fourth proportional to 133,664.56, 184,457.05 and 79,962.19 is: 110,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664.56 : 184,457.05 = 79,962.19 : x
  2. Step 2: Convert to fraction form
    133,664.56/184,457.05 = 79,962.19/x
  3. Step 3: Cross multiply
    133,664.56x = 184,457.05 × 79,962.19
  4. Step 4: Simplify right side
    133,664.56x = 14,749,589,017.89
  5. Step 5: Solve for x
    x = 14,749,589,017.89/133,664.56
  6. Step 6: Final answer
    x = 110,347.79

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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.