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Finding the Fourth Proportional to 92,659.34, 127,869.84 and 50,217.84

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Solution

The fourth proportional to 92,659.34, 127,869.84 and 50,217.84 is: 69,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,659.34 : 127,869.84 = 50,217.84 : x
  2. Step 2: Convert to fraction form
    92,659.34/127,869.84 = 50,217.84/x
  3. Step 3: Cross multiply
    92,659.34x = 127,869.84 × 50,217.84
  4. Step 4: Simplify right side
    92,659.34x = 6,421,347,165.95
  5. Step 5: Solve for x
    x = 6,421,347,165.95/92,659.34
  6. Step 6: Final answer
    x = 69,300.59

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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.