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Finding the Fourth Proportional to 47,703.30, 71,567.04 and 33,690.70

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Solution

The fourth proportional to 47,703.30, 71,567.04 and 33,690.70 is: 50,544.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.30 : 71,567.04 = 33,690.70 : x
  2. Step 2: Convert to fraction form
    47,703.30/71,567.04 = 33,690.70/x
  3. Step 3: Cross multiply
    47,703.30x = 71,567.04 × 33,690.70
  4. Step 4: Simplify right side
    47,703.30x = 2,411,143,674.53
  5. Step 5: Solve for x
    x = 2,411,143,674.53/47,703.30
  6. Step 6: Final answer
    x = 50,544.59

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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.