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Finding the Fourth Proportional to 47,751.04, 71,582.03 and 16,138.99

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Solution

The fourth proportional to 47,751.04, 71,582.03 and 16,138.99 is: 24,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,751.04 : 71,582.03 = 16,138.99 : x
  2. Step 2: Convert to fraction form
    47,751.04/71,582.03 = 16,138.99/x
  3. Step 3: Cross multiply
    47,751.04x = 71,582.03 × 16,138.99
  4. Step 4: Simplify right side
    47,751.04x = 1,155,261,666.35
  5. Step 5: Solve for x
    x = 1,155,261,666.35/47,751.04
  6. Step 6: Final answer
    x = 24,193.43

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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.