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Finding the Fourth Proportional to 92,558.82, 127,723.95 and 52,276.62

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Solution

The fourth proportional to 92,558.82, 127,723.95 and 52,276.62 is: 72,137.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,558.82 : 127,723.95 = 52,276.62 : x
  2. Step 2: Convert to fraction form
    92,558.82/127,723.95 = 52,276.62/x
  3. Step 3: Cross multiply
    92,558.82x = 127,723.95 × 52,276.62
  4. Step 4: Simplify right side
    92,558.82x = 6,676,976,399.05
  5. Step 5: Solve for x
    x = 6,676,976,399.05/92,558.82
  6. Step 6: Final answer
    x = 72,137.66

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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.