Home / 49,772.61-74,614.10-18,160.61

Finding the Fourth Proportional to 49,772.61, 74,614.10 and 18,160.61

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Solution

The fourth proportional to 49,772.61, 74,614.10 and 18,160.61 is: 27,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,772.61 : 74,614.10 = 18,160.61 : x
  2. Step 2: Convert to fraction form
    49,772.61/74,614.10 = 18,160.61/x
  3. Step 3: Cross multiply
    49,772.61x = 74,614.10 × 18,160.61
  4. Step 4: Simplify right side
    49,772.61x = 1,355,037,106.73
  5. Step 5: Solve for x
    x = 1,355,037,106.73/49,772.61
  6. Step 6: Final answer
    x = 27,224.55

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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.