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Finding the Fourth Proportional to 92,633.70, 127,834.62 and 50,192.20

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Solution

The fourth proportional to 92,633.70, 127,834.62 and 50,192.20 is: 69,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,633.70 : 127,834.62 = 50,192.20 : x
  2. Step 2: Convert to fraction form
    92,633.70/127,834.62 = 50,192.20/x
  3. Step 3: Cross multiply
    92,633.70x = 127,834.62 × 50,192.20
  4. Step 4: Simplify right side
    92,633.70x = 6,416,300,813.96
  5. Step 5: Solve for x
    x = 6,416,300,813.96/92,633.70
  6. Step 6: Final answer
    x = 69,265.30

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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.