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Finding the Fourth Proportional to 108,093.25, 149,170.16 and 59,698.44

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Solution

The fourth proportional to 108,093.25, 149,170.16 and 59,698.44 is: 82,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,093.25 : 149,170.16 = 59,698.44 : x
  2. Step 2: Convert to fraction form
    108,093.25/149,170.16 = 59,698.44/x
  3. Step 3: Cross multiply
    108,093.25x = 149,170.16 × 59,698.44
  4. Step 4: Simplify right side
    108,093.25x = 8,905,225,846.55
  5. Step 5: Solve for x
    x = 8,905,225,846.55/108,093.25
  6. Step 6: Final answer
    x = 82,384.66

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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.