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Finding the Fourth Proportional to 68,093.21, 93,969.35 and 37,466.70

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Solution

The fourth proportional to 68,093.21, 93,969.35 and 37,466.70 is: 51,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,093.21 : 93,969.35 = 37,466.70 : x
  2. Step 2: Convert to fraction form
    68,093.21/93,969.35 = 37,466.70/x
  3. Step 3: Cross multiply
    68,093.21x = 93,969.35 × 37,466.70
  4. Step 4: Simplify right side
    68,093.21x = 3,520,721,733.07
  5. Step 5: Solve for x
    x = 3,520,721,733.07/68,093.21
  6. Step 6: Final answer
    x = 51,704.45

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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.