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Finding the Fourth Proportional to 47,168.58, 65,092.95 and 25,947.30

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Solution

The fourth proportional to 47,168.58, 65,092.95 and 25,947.30 is: 35,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,168.58 : 65,092.95 = 25,947.30 : x
  2. Step 2: Convert to fraction form
    47,168.58/65,092.95 = 25,947.30/x
  3. Step 3: Cross multiply
    47,168.58x = 65,092.95 × 25,947.30
  4. Step 4: Simplify right side
    47,168.58x = 1,688,986,301.54
  5. Step 5: Solve for x
    x = 1,688,986,301.54/47,168.58
  6. Step 6: Final answer
    x = 35,807.44

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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.