Home / 70,454.22-105,650.61-26,647.50

Finding the Fourth Proportional to 70,454.22, 105,650.61 and 26,647.50

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Solution

The fourth proportional to 70,454.22, 105,650.61 and 26,647.50 is: 39,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454.22 : 105,650.61 = 26,647.50 : x
  2. Step 2: Convert to fraction form
    70,454.22/105,650.61 = 26,647.50/x
  3. Step 3: Cross multiply
    70,454.22x = 105,650.61 × 26,647.50
  4. Step 4: Simplify right side
    70,454.22x = 2,815,324,629.98
  5. Step 5: Solve for x
    x = 2,815,324,629.98/70,454.22
  6. Step 6: Final answer
    x = 39,959.63

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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.