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Finding the Fourth Proportional to 92,564.52, 138,818.06 and 33,392.47

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Solution

The fourth proportional to 92,564.52, 138,818.06 and 33,392.47 is: 50,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,564.52 : 138,818.06 = 33,392.47 : x
  2. Step 2: Convert to fraction form
    92,564.52/138,818.06 = 33,392.47/x
  3. Step 3: Cross multiply
    92,564.52x = 138,818.06 × 33,392.47
  4. Step 4: Simplify right side
    92,564.52x = 4,635,477,904.01
  5. Step 5: Solve for x
    x = 4,635,477,904.01/92,564.52
  6. Step 6: Final answer
    x = 50,078.34

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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.