Home / 79,724.22-110,020.26-43,915.38

Finding the Fourth Proportional to 79,724.22, 110,020.26 and 43,915.38

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Solution

The fourth proportional to 79,724.22, 110,020.26 and 43,915.38 is: 60,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.22 : 110,020.26 = 43,915.38 : x
  2. Step 2: Convert to fraction form
    79,724.22/110,020.26 = 43,915.38/x
  3. Step 3: Cross multiply
    79,724.22x = 110,020.26 × 43,915.38
  4. Step 4: Simplify right side
    79,724.22x = 4,831,581,525.60
  5. Step 5: Solve for x
    x = 4,831,581,525.60/79,724.22
  6. Step 6: Final answer
    x = 60,603.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.