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Finding the Fourth Proportional to 47,205.62, 65,143.94 and 27,062.94

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Solution

The fourth proportional to 47,205.62, 65,143.94 and 27,062.94 is: 37,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205.62 : 65,143.94 = 27,062.94 : x
  2. Step 2: Convert to fraction form
    47,205.62/65,143.94 = 27,062.94/x
  3. Step 3: Cross multiply
    47,205.62x = 65,143.94 × 27,062.94
  4. Step 4: Simplify right side
    47,205.62x = 1,762,986,539.58
  5. Step 5: Solve for x
    x = 1,762,986,539.58/47,205.62
  6. Step 6: Final answer
    x = 37,346.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.