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Finding the Fourth Proportional to 93,907.74, 140,866.74 and 23,787.66

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Solution

The fourth proportional to 93,907.74, 140,866.74 and 23,787.66 is: 35,682.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,907.74 : 140,866.74 = 23,787.66 : x
  2. Step 2: Convert to fraction form
    93,907.74/140,866.74 = 23,787.66/x
  3. Step 3: Cross multiply
    93,907.74x = 140,866.74 × 23,787.66
  4. Step 4: Simplify right side
    93,907.74x = 3,350,890,116.43
  5. Step 5: Solve for x
    x = 3,350,890,116.43/93,907.74
  6. Step 6: Final answer
    x = 35,682.79

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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.