Home / 119,926.08-179,820-49,855.68

Finding the Fourth Proportional to 119,926.08, 179,820 and 49,855.68

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Solution

The fourth proportional to 119,926.08, 179,820 and 49,855.68 is: 74,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,926.08 : 179,820 = 49,855.68 : x
  2. Step 2: Convert to fraction form
    119,926.08/179,820 = 49,855.68/x
  3. Step 3: Cross multiply
    119,926.08x = 179,820 × 49,855.68
  4. Step 4: Simplify right side
    119,926.08x = 8,965,048,377.60
  5. Step 5: Solve for x
    x = 8,965,048,377.60/119,926.08
  6. Step 6: Final answer
    x = 74,754.79

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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.