Home / 193,642.85-290,464.50-60,523.81

Finding the Fourth Proportional to 193,642.85, 290,464.50 and 60,523.81

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Solution

The fourth proportional to 193,642.85, 290,464.50 and 60,523.81 is: 90,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,642.85 : 290,464.50 = 60,523.81 : x
  2. Step 2: Convert to fraction form
    193,642.85/290,464.50 = 60,523.81/x
  3. Step 3: Cross multiply
    193,642.85x = 290,464.50 × 60,523.81
  4. Step 4: Simplify right side
    193,642.85x = 17,580,017,907.13
  5. Step 5: Solve for x
    x = 17,580,017,907.13/193,642.85
  6. Step 6: Final answer
    x = 90,785.78

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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.