Home / 124,936.92-187,105.05-71,466.84

Finding the Fourth Proportional to 124,936.92, 187,105.05 and 71,466.84

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Solution

The fourth proportional to 124,936.92, 187,105.05 and 71,466.84 is: 107,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,936.92 : 187,105.05 = 71,466.84 : x
  2. Step 2: Convert to fraction form
    124,936.92/187,105.05 = 71,466.84/x
  3. Step 3: Cross multiply
    124,936.92x = 187,105.05 × 71,466.84
  4. Step 4: Simplify right side
    124,936.92x = 13,371,806,671.54
  5. Step 5: Solve for x
    x = 13,371,806,671.54/124,936.92
  6. Step 6: Final answer
    x = 107,028.46

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1.5x scale

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.