Home / 133,540.18-184,287.63-73,109.82

Finding the Fourth Proportional to 133,540.18, 184,287.63 and 73,109.82

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Solution

The fourth proportional to 133,540.18, 184,287.63 and 73,109.82 is: 100,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,540.18 : 184,287.63 = 73,109.82 : x
  2. Step 2: Convert to fraction form
    133,540.18/184,287.63 = 73,109.82/x
  3. Step 3: Cross multiply
    133,540.18x = 184,287.63 × 73,109.82
  4. Step 4: Simplify right side
    133,540.18x = 13,473,235,457.53
  5. Step 5: Solve for x
    x = 13,473,235,457.53/133,540.18
  6. Step 6: Final answer
    x = 100,892.75

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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.