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Finding the Fourth Proportional to 67,482.86, 101,213.90 and 22,505.00

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Solution

The fourth proportional to 67,482.86, 101,213.90 and 22,505.00 is: 33,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,482.86 : 101,213.90 = 22,505.00 : x
  2. Step 2: Convert to fraction form
    67,482.86/101,213.90 = 22,505.00/x
  3. Step 3: Cross multiply
    67,482.86x = 101,213.90 × 22,505.00
  4. Step 4: Simplify right side
    67,482.86x = 2,277,819,128.80
  5. Step 5: Solve for x
    x = 2,277,819,128.80/67,482.86
  6. Step 6: Final answer
    x = 33,754.04

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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.