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Finding the Fourth Proportional to 273,894.90, 410,886.09 and 93,959.88

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Solution

The fourth proportional to 273,894.90, 410,886.09 and 93,959.88 is: 140,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,894.90 : 410,886.09 = 93,959.88 : x
  2. Step 2: Convert to fraction form
    273,894.90/410,886.09 = 93,959.88/x
  3. Step 3: Cross multiply
    273,894.90x = 410,886.09 × 93,959.88
  4. Step 4: Simplify right side
    273,894.90x = 38,606,807,710.07
  5. Step 5: Solve for x
    x = 38,606,807,710.07/273,894.90
  6. Step 6: Final answer
    x = 140,954.83

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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.