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Finding the Fourth Proportional to 50,533.74, 75,866.22 and 38,855.16

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Solution

The fourth proportional to 50,533.74, 75,866.22 and 38,855.16 is: 58,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,533.74 : 75,866.22 = 38,855.16 : x
  2. Step 2: Convert to fraction form
    50,533.74/75,866.22 = 38,855.16/x
  3. Step 3: Cross multiply
    50,533.74x = 75,866.22 × 38,855.16
  4. Step 4: Simplify right side
    50,533.74x = 2,947,794,116.70
  5. Step 5: Solve for x
    x = 2,947,794,116.70/50,533.74
  6. Step 6: Final answer
    x = 58,333.19

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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.