Home / 361,584.54-542,456.12-136,946.63

Finding the Fourth Proportional to 361,584.54, 542,456.12 and 136,946.63

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Solution

The fourth proportional to 361,584.54, 542,456.12 and 136,946.63 is: 205,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,584.54 : 542,456.12 = 136,946.63 : x
  2. Step 2: Convert to fraction form
    361,584.54/542,456.12 = 136,946.63/x
  3. Step 3: Cross multiply
    361,584.54x = 542,456.12 × 136,946.63
  4. Step 4: Simplify right side
    361,584.54x = 74,287,537,556.88
  5. Step 5: Solve for x
    x = 74,287,537,556.88/361,584.54
  6. Step 6: Final answer
    x = 205,449.98

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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.