Home / 190,040.48-284,972.88-106,934.48

Finding the Fourth Proportional to 190,040.48, 284,972.88 and 106,934.48

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Solution

The fourth proportional to 190,040.48, 284,972.88 and 106,934.48 is: 160,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,040.48 : 284,972.88 = 106,934.48 : x
  2. Step 2: Convert to fraction form
    190,040.48/284,972.88 = 106,934.48/x
  3. Step 3: Cross multiply
    190,040.48x = 284,972.88 × 106,934.48
  4. Step 4: Simplify right side
    190,040.48x = 30,473,426,736.90
  5. Step 5: Solve for x
    x = 30,473,426,736.90/190,040.48
  6. Step 6: Final answer
    x = 160,352.29

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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.