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Finding the Fourth Proportional to 50,836.77, 70,119.59 and 34,893.54

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Solution

The fourth proportional to 50,836.77, 70,119.59 and 34,893.54 is: 48,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836.77 : 70,119.59 = 34,893.54 : x
  2. Step 2: Convert to fraction form
    50,836.77/70,119.59 = 34,893.54/x
  3. Step 3: Cross multiply
    50,836.77x = 70,119.59 × 34,893.54
  4. Step 4: Simplify right side
    50,836.77x = 2,446,720,543.98
  5. Step 5: Solve for x
    x = 2,446,720,543.98/50,836.77
  6. Step 6: Final answer
    x = 48,128.95

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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.