Home / 70,522.07-105,824.41-26,179.43

Finding the Fourth Proportional to 70,522.07, 105,824.41 and 26,179.43

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Solution

The fourth proportional to 70,522.07, 105,824.41 and 26,179.43 is: 39,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,522.07 : 105,824.41 = 26,179.43 : x
  2. Step 2: Convert to fraction form
    70,522.07/105,824.41 = 26,179.43/x
  3. Step 3: Cross multiply
    70,522.07x = 105,824.41 × 26,179.43
  4. Step 4: Simplify right side
    70,522.07x = 2,770,422,139.32
  5. Step 5: Solve for x
    x = 2,770,422,139.32/70,522.07
  6. Step 6: Final answer
    x = 39,284.47

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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.