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Finding the Fourth Proportional to 63,072.75, 94,622.12 and 25,632.75

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Solution

The fourth proportional to 63,072.75, 94,622.12 and 25,632.75 is: 38,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,072.75 : 94,622.12 = 25,632.75 : x
  2. Step 2: Convert to fraction form
    63,072.75/94,622.12 = 25,632.75/x
  3. Step 3: Cross multiply
    63,072.75x = 94,622.12 × 25,632.75
  4. Step 4: Simplify right side
    63,072.75x = 2,425,425,018.27
  5. Step 5: Solve for x
    x = 2,425,425,018.27/63,072.75
  6. Step 6: Final answer
    x = 38,454.40

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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.