Home / 62,778.09-86,634.40-34,098.03

Finding the Fourth Proportional to 62,778.09, 86,634.40 and 34,098.03

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Solution

The fourth proportional to 62,778.09, 86,634.40 and 34,098.03 is: 47,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,778.09 : 86,634.40 = 34,098.03 : x
  2. Step 2: Convert to fraction form
    62,778.09/86,634.40 = 34,098.03/x
  3. Step 3: Cross multiply
    62,778.09x = 86,634.40 × 34,098.03
  4. Step 4: Simplify right side
    62,778.09x = 2,954,061,935.48
  5. Step 5: Solve for x
    x = 2,954,061,935.48/62,778.09
  6. Step 6: Final answer
    x = 47,055.62

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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.