Home / 190,584.07-285,645.33-106,254.68

Finding the Fourth Proportional to 190,584.07, 285,645.33 and 106,254.68

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Solution

The fourth proportional to 190,584.07, 285,645.33 and 106,254.68 is: 159,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,584.07 : 285,645.33 = 106,254.68 : x
  2. Step 2: Convert to fraction form
    190,584.07/285,645.33 = 106,254.68/x
  3. Step 3: Cross multiply
    190,584.07x = 285,645.33 × 106,254.68
  4. Step 4: Simplify right side
    190,584.07x = 30,351,153,132.64
  5. Step 5: Solve for x
    x = 30,351,153,132.64/190,584.07
  6. Step 6: Final answer
    x = 159,253.36

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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.