Home / 112,625.82-168,938.60-51,829.97

Finding the Fourth Proportional to 112,625.82, 168,938.60 and 51,829.97

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Solution

The fourth proportional to 112,625.82, 168,938.60 and 51,829.97 is: 77,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,625.82 : 168,938.60 = 51,829.97 : x
  2. Step 2: Convert to fraction form
    112,625.82/168,938.60 = 51,829.97/x
  3. Step 3: Cross multiply
    112,625.82x = 168,938.60 × 51,829.97
  4. Step 4: Simplify right side
    112,625.82x = 8,756,081,466.00
  5. Step 5: Solve for x
    x = 8,756,081,466.00/112,625.82
  6. Step 6: Final answer
    x = 77,744.89

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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.