Home / 133,543.89-184,290.60-73,118.37

Finding the Fourth Proportional to 133,543.89, 184,290.60 and 73,118.37

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Solution

The fourth proportional to 133,543.89, 184,290.60 and 73,118.37 is: 100,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,543.89 : 184,290.60 = 73,118.37 : x
  2. Step 2: Convert to fraction form
    133,543.89/184,290.60 = 73,118.37/x
  3. Step 3: Cross multiply
    133,543.89x = 184,290.60 × 73,118.37
  4. Step 4: Simplify right side
    133,543.89x = 13,475,028,278.32
  5. Step 5: Solve for x
    x = 13,475,028,278.32/133,543.89
  6. Step 6: Final answer
    x = 100,903.37

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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.