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Finding the Fourth Proportional to 360,729.54, 541,168.11 and 124,041.47

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Solution

The fourth proportional to 360,729.54, 541,168.11 and 124,041.47 is: 186,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,729.54 : 541,168.11 = 124,041.47 : x
  2. Step 2: Convert to fraction form
    360,729.54/541,168.11 = 124,041.47/x
  3. Step 3: Cross multiply
    360,729.54x = 541,168.11 × 124,041.47
  4. Step 4: Simplify right side
    360,729.54x = 67,127,285,175.68
  5. Step 5: Solve for x
    x = 67,127,285,175.68/360,729.54
  6. Step 6: Final answer
    x = 186,087.57

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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.