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Finding the Fourth Proportional to 132,093.98, 182,309.70 and 84,379.11

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Solution

The fourth proportional to 132,093.98, 182,309.70 and 84,379.11 is: 116,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,093.98 : 182,309.70 = 84,379.11 : x
  2. Step 2: Convert to fraction form
    132,093.98/182,309.70 = 84,379.11/x
  3. Step 3: Cross multiply
    132,093.98x = 182,309.70 × 84,379.11
  4. Step 4: Simplify right side
    132,093.98x = 15,383,130,230.37
  5. Step 5: Solve for x
    x = 15,383,130,230.37/132,093.98
  6. Step 6: Final answer
    x = 116,455.95

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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.