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Finding the Fourth Proportional to 119,511.75, 179,267.59 and 36,405.75

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Solution

The fourth proportional to 119,511.75, 179,267.59 and 36,405.75 is: 54,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,511.75 : 179,267.59 = 36,405.75 : x
  2. Step 2: Convert to fraction form
    119,511.75/179,267.59 = 36,405.75/x
  3. Step 3: Cross multiply
    119,511.75x = 179,267.59 × 36,405.75
  4. Step 4: Simplify right side
    119,511.75x = 6,526,371,064.64
  5. Step 5: Solve for x
    x = 6,526,371,064.64/119,511.75
  6. Step 6: Final answer
    x = 54,608.61

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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.