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Finding the Fourth Proportional to 188,956.39, 283,474.57 and 62,589.48

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Solution

The fourth proportional to 188,956.39, 283,474.57 and 62,589.48 is: 93,897.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,956.39 : 283,474.57 = 62,589.48 : x
  2. Step 2: Convert to fraction form
    188,956.39/283,474.57 = 62,589.48/x
  3. Step 3: Cross multiply
    188,956.39x = 283,474.57 × 62,589.48
  4. Step 4: Simplify right side
    188,956.39x = 17,742,525,929.52
  5. Step 5: Solve for x
    x = 17,742,525,929.52/188,956.39
  6. Step 6: Final answer
    x = 93,897.46

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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.