Home / 190,867.52-286,382.28-102,098

Finding the Fourth Proportional to 190,867.52, 286,382.28 and 102,098

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Solution

The fourth proportional to 190,867.52, 286,382.28 and 102,098 is: 153,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,867.52 : 286,382.28 = 102,098 : x
  2. Step 2: Convert to fraction form
    190,867.52/286,382.28 = 102,098/x
  3. Step 3: Cross multiply
    190,867.52x = 286,382.28 × 102,098
  4. Step 4: Simplify right side
    190,867.52x = 29,239,058,023.44
  5. Step 5: Solve for x
    x = 29,239,058,023.44/190,867.52
  6. Step 6: Final answer
    x = 153,190.33

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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.