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Finding the Fourth Proportional to 188,806.79, 283,182.02 and 62,447.74

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Solution

The fourth proportional to 188,806.79, 283,182.02 and 62,447.74 is: 93,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,806.79 : 283,182.02 = 62,447.74 : x
  2. Step 2: Convert to fraction form
    188,806.79/283,182.02 = 62,447.74/x
  3. Step 3: Cross multiply
    188,806.79x = 283,182.02 × 62,447.74
  4. Step 4: Simplify right side
    188,806.79x = 17,684,076,137.44
  5. Step 5: Solve for x
    x = 17,684,076,137.44/188,806.79
  6. Step 6: Final answer
    x = 93,662.29

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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.