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Finding the Fourth Proportional to 360,730.54, 541,169.61 and 124,042.47

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Solution

The fourth proportional to 360,730.54, 541,169.61 and 124,042.47 is: 186,089.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,730.54 : 541,169.61 = 124,042.47 : x
  2. Step 2: Convert to fraction form
    360,730.54/541,169.61 = 124,042.47/x
  3. Step 3: Cross multiply
    360,730.54x = 541,169.61 × 124,042.47
  4. Step 4: Simplify right side
    360,730.54x = 67,128,015,113.34
  5. Step 5: Solve for x
    x = 67,128,015,113.34/360,730.54
  6. Step 6: Final answer
    x = 186,089.08

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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.