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Finding the Fourth Proportional to 92,433.74, 127,558.65 and 49,992.27

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Solution

The fourth proportional to 92,433.74, 127,558.65 and 49,992.27 is: 68,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,433.74 : 127,558.65 = 49,992.27 : x
  2. Step 2: Convert to fraction form
    92,433.74/127,558.65 = 49,992.27/x
  3. Step 3: Cross multiply
    92,433.74x = 127,558.65 × 49,992.27
  4. Step 4: Simplify right side
    92,433.74x = 6,376,946,221.67
  5. Step 5: Solve for x
    x = 6,376,946,221.67/92,433.74
  6. Step 6: Final answer
    x = 68,989.38

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1.5x scale

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.