Home / 79,865.47-119,809.01-27,260.83

Finding the Fourth Proportional to 79,865.47, 119,809.01 and 27,260.83

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Solution

The fourth proportional to 79,865.47, 119,809.01 and 27,260.83 is: 40,894.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,865.47 : 119,809.01 = 27,260.83 : x
  2. Step 2: Convert to fraction form
    79,865.47/119,809.01 = 27,260.83/x
  3. Step 3: Cross multiply
    79,865.47x = 119,809.01 × 27,260.83
  4. Step 4: Simplify right side
    79,865.47x = 3,266,093,054.08
  5. Step 5: Solve for x
    x = 3,266,093,054.08/79,865.47
  6. Step 6: Final answer
    x = 40,894.93

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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.