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Finding the Fourth Proportional to 92,409.75, 127,525.50 and 49,968.27

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Solution

The fourth proportional to 92,409.75, 127,525.50 and 49,968.27 is: 68,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,409.75 : 127,525.50 = 49,968.27 : x
  2. Step 2: Convert to fraction form
    92,409.75/127,525.50 = 49,968.27/x
  3. Step 3: Cross multiply
    92,409.75x = 127,525.50 × 49,968.27
  4. Step 4: Simplify right side
    92,409.75x = 6,372,228,615.89
  5. Step 5: Solve for x
    x = 6,372,228,615.89/92,409.75
  6. Step 6: Final answer
    x = 68,956.24

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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.