Home / 119,584.20-179,376.52-112,276.88

Finding the Fourth Proportional to 119,584.20, 179,376.52 and 112,276.88

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Solution

The fourth proportional to 119,584.20, 179,376.52 and 112,276.88 is: 168,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,584.20 : 179,376.52 = 112,276.88 : x
  2. Step 2: Convert to fraction form
    119,584.20/179,376.52 = 112,276.88/x
  3. Step 3: Cross multiply
    119,584.20x = 179,376.52 × 112,276.88
  4. Step 4: Simplify right side
    119,584.20x = 20,139,837,104.56
  5. Step 5: Solve for x
    x = 20,139,837,104.56/119,584.20
  6. Step 6: Final answer
    x = 168,415.54

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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.