Home / 83,470.49-125,122.21-41,381.37

Finding the Fourth Proportional to 83,470.49, 125,122.21 and 41,381.37

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Solution

The fourth proportional to 83,470.49, 125,122.21 and 41,381.37 is: 62,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,470.49 : 125,122.21 = 41,381.37 : x
  2. Step 2: Convert to fraction form
    83,470.49/125,122.21 = 41,381.37/x
  3. Step 3: Cross multiply
    83,470.49x = 125,122.21 × 41,381.37
  4. Step 4: Simplify right side
    83,470.49x = 5,177,728,260.32
  5. Step 5: Solve for x
    x = 5,177,728,260.32/83,470.49
  6. Step 6: Final answer
    x = 62,030.64

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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.