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Finding the Fourth Proportional to 163,007.94, 244,491.12 and 63,099.78

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Solution

The fourth proportional to 163,007.94, 244,491.12 and 63,099.78 is: 94,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,007.94 : 244,491.12 = 63,099.78 : x
  2. Step 2: Convert to fraction form
    163,007.94/244,491.12 = 63,099.78/x
  3. Step 3: Cross multiply
    163,007.94x = 244,491.12 × 63,099.78
  4. Step 4: Simplify right side
    163,007.94x = 15,427,335,883.95
  5. Step 5: Solve for x
    x = 15,427,335,883.95/163,007.94
  6. Step 6: Final answer
    x = 94,641.62

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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.