Home / 54,772.23-82,157.49-28,102.83

Finding the Fourth Proportional to 54,772.23, 82,157.49 and 28,102.83

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Solution

The fourth proportional to 54,772.23, 82,157.49 and 28,102.83 is: 42,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,772.23 : 82,157.49 = 28,102.83 : x
  2. Step 2: Convert to fraction form
    54,772.23/82,157.49 = 28,102.83/x
  3. Step 3: Cross multiply
    54,772.23x = 82,157.49 × 28,102.83
  4. Step 4: Simplify right side
    54,772.23x = 2,308,857,715.27
  5. Step 5: Solve for x
    x = 2,308,857,715.27/54,772.23
  6. Step 6: Final answer
    x = 42,153.80

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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.