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Finding the Fourth Proportional to 62,443.62, 93,656.22 and 22,991.58

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Solution

The fourth proportional to 62,443.62, 93,656.22 and 22,991.58 is: 34,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,443.62 : 93,656.22 = 22,991.58 : x
  2. Step 2: Convert to fraction form
    62,443.62/93,656.22 = 22,991.58/x
  3. Step 3: Cross multiply
    62,443.62x = 93,656.22 × 22,991.58
  4. Step 4: Simplify right side
    62,443.62x = 2,153,304,474.63
  5. Step 5: Solve for x
    x = 2,153,304,474.63/62,443.62
  6. Step 6: Final answer
    x = 34,483.98

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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.