Home / 124,213.41-186,293.97-39,981.09

Finding the Fourth Proportional to 124,213.41, 186,293.97 and 39,981.09

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Solution

The fourth proportional to 124,213.41, 186,293.97 and 39,981.09 is: 59,963.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,213.41 : 186,293.97 = 39,981.09 : x
  2. Step 2: Convert to fraction form
    124,213.41/186,293.97 = 39,981.09/x
  3. Step 3: Cross multiply
    124,213.41x = 186,293.97 × 39,981.09
  4. Step 4: Simplify right side
    124,213.41x = 7,448,235,981.03
  5. Step 5: Solve for x
    x = 7,448,235,981.03/124,213.41
  6. Step 6: Final answer
    x = 59,963.22

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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.