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Finding the Fourth Proportional to 47,603.80, 71,396.52 and 35,006.68

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Solution

The fourth proportional to 47,603.80, 71,396.52 and 35,006.68 is: 52,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,603.80 : 71,396.52 = 35,006.68 : x
  2. Step 2: Convert to fraction form
    47,603.80/71,396.52 = 35,006.68/x
  3. Step 3: Cross multiply
    47,603.80x = 71,396.52 × 35,006.68
  4. Step 4: Simplify right side
    47,603.80x = 2,499,355,128.75
  5. Step 5: Solve for x
    x = 2,499,355,128.75/47,603.80
  6. Step 6: Final answer
    x = 52,503.27

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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.