Home / 190,323.24-285,517.80-63,975.84

Finding the Fourth Proportional to 190,323.24, 285,517.80 and 63,975.84

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Solution

The fourth proportional to 190,323.24, 285,517.80 and 63,975.84 is: 95,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,323.24 : 285,517.80 = 63,975.84 : x
  2. Step 2: Convert to fraction form
    190,323.24/285,517.80 = 63,975.84/x
  3. Step 3: Cross multiply
    190,323.24x = 285,517.80 × 63,975.84
  4. Step 4: Simplify right side
    190,323.24x = 18,266,241,089.95
  5. Step 5: Solve for x
    x = 18,266,241,089.95/190,323.24
  6. Step 6: Final answer
    x = 95,974.83

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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.