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Finding the Fourth Proportional to 188,809.63, 283,173.37 and 62,420.02

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Solution

The fourth proportional to 188,809.63, 283,173.37 and 62,420.02 is: 93,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,809.63 : 283,173.37 = 62,420.02 : x
  2. Step 2: Convert to fraction form
    188,809.63/283,173.37 = 62,420.02/x
  3. Step 3: Cross multiply
    188,809.63x = 283,173.37 × 62,420.02
  4. Step 4: Simplify right side
    188,809.63x = 17,675,686,554.88
  5. Step 5: Solve for x
    x = 17,675,686,554.88/188,809.63
  6. Step 6: Final answer
    x = 93,616.44

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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.