Home / 193,870.07-290,805.21-60,760.70

Finding the Fourth Proportional to 193,870.07, 290,805.21 and 60,760.70

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Solution

The fourth proportional to 193,870.07, 290,805.21 and 60,760.70 is: 91,141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,870.07 : 290,805.21 = 60,760.70 : x
  2. Step 2: Convert to fraction form
    193,870.07/290,805.21 = 60,760.70/x
  3. Step 3: Cross multiply
    193,870.07x = 290,805.21 × 60,760.70
  4. Step 4: Simplify right side
    193,870.07x = 17,669,526,669.22
  5. Step 5: Solve for x
    x = 17,669,526,669.22/193,870.07
  6. Step 6: Final answer
    x = 91,141.07

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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.