Home / 193,402.74-290,097.68-79,546.62

Finding the Fourth Proportional to 193,402.74, 290,097.68 and 79,546.62

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Solution

The fourth proportional to 193,402.74, 290,097.68 and 79,546.62 is: 119,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.74 : 290,097.68 = 79,546.62 : x
  2. Step 2: Convert to fraction form
    193,402.74/290,097.68 = 79,546.62/x
  3. Step 3: Cross multiply
    193,402.74x = 290,097.68 × 79,546.62
  4. Step 4: Simplify right side
    193,402.74x = 23,076,289,913.84
  5. Step 5: Solve for x
    x = 23,076,289,913.84/193,402.74
  6. Step 6: Final answer
    x = 119,317.29

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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.