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Finding the Fourth Proportional to 124,046.21, 186,044.72 and 35,300.49

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Solution

The fourth proportional to 124,046.21, 186,044.72 and 35,300.49 is: 52,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,046.21 : 186,044.72 = 35,300.49 : x
  2. Step 2: Convert to fraction form
    124,046.21/186,044.72 = 35,300.49/x
  3. Step 3: Cross multiply
    124,046.21x = 186,044.72 × 35,300.49
  4. Step 4: Simplify right side
    124,046.21x = 6,567,469,601.41
  5. Step 5: Solve for x
    x = 6,567,469,601.41/124,046.21
  6. Step 6: Final answer
    x = 52,943.74

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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.