Home / 169,918.82-254,861.75-51,591.19

Finding the Fourth Proportional to 169,918.82, 254,861.75 and 51,591.19

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Solution

The fourth proportional to 169,918.82, 254,861.75 and 51,591.19 is: 77,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,918.82 : 254,861.75 = 51,591.19 : x
  2. Step 2: Convert to fraction form
    169,918.82/254,861.75 = 51,591.19/x
  3. Step 3: Cross multiply
    169,918.82x = 254,861.75 × 51,591.19
  4. Step 4: Simplify right side
    169,918.82x = 13,148,620,459.81
  5. Step 5: Solve for x
    x = 13,148,620,459.81/169,918.82
  6. Step 6: Final answer
    x = 77,381.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.