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Finding the Fourth Proportional to 50,858.70, 76,235.40 and 22,792.20

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Solution

The fourth proportional to 50,858.70, 76,235.40 and 22,792.20 is: 34,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,858.70 : 76,235.40 = 22,792.20 : x
  2. Step 2: Convert to fraction form
    50,858.70/76,235.40 = 22,792.20/x
  3. Step 3: Cross multiply
    50,858.70x = 76,235.40 × 22,792.20
  4. Step 4: Simplify right side
    50,858.70x = 1,737,572,483.88
  5. Step 5: Solve for x
    x = 1,737,572,483.88/50,858.70
  6. Step 6: Final answer
    x = 34,164.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.