Home / 104,808.98-144,637.04-57,062.81

Finding the Fourth Proportional to 104,808.98, 144,637.04 and 57,062.81

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Solution

The fourth proportional to 104,808.98, 144,637.04 and 57,062.81 is: 78,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,808.98 : 144,637.04 = 57,062.81 : x
  2. Step 2: Convert to fraction form
    104,808.98/144,637.04 = 57,062.81/x
  3. Step 3: Cross multiply
    104,808.98x = 144,637.04 × 57,062.81
  4. Step 4: Simplify right side
    104,808.98x = 8,253,396,436.73
  5. Step 5: Solve for x
    x = 8,253,396,436.73/104,808.98
  6. Step 6: Final answer
    x = 78,747.03

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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.