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Finding the Fourth Proportional to 227,065.36, 340,639.28 and 93,873.28

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Solution

The fourth proportional to 227,065.36, 340,639.28 and 93,873.28 is: 140,826.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065.36 : 340,639.28 = 93,873.28 : x
  2. Step 2: Convert to fraction form
    227,065.36/340,639.28 = 93,873.28/x
  3. Step 3: Cross multiply
    227,065.36x = 340,639.28 × 93,873.28
  4. Step 4: Simplify right side
    227,065.36x = 31,976,926,510.44
  5. Step 5: Solve for x
    x = 31,976,926,510.44/227,065.36
  6. Step 6: Final answer
    x = 140,826.97

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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.