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Finding the Fourth Proportional to 67,285.56, 92,858.22 and 37,477.56

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Solution

The fourth proportional to 67,285.56, 92,858.22 and 37,477.56 is: 51,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,285.56 : 92,858.22 = 37,477.56 : x
  2. Step 2: Convert to fraction form
    67,285.56/92,858.22 = 37,477.56/x
  3. Step 3: Cross multiply
    67,285.56x = 92,858.22 × 37,477.56
  4. Step 4: Simplify right side
    67,285.56x = 3,480,099,511.54
  5. Step 5: Solve for x
    x = 3,480,099,511.54/67,285.56
  6. Step 6: Final answer
    x = 51,721.34

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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.