Home / 76,099.03-105,007.46-43,844.20

Finding the Fourth Proportional to 76,099.03, 105,007.46 and 43,844.20

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Solution

The fourth proportional to 76,099.03, 105,007.46 and 43,844.20 is: 60,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,099.03 : 105,007.46 = 43,844.20 : x
  2. Step 2: Convert to fraction form
    76,099.03/105,007.46 = 43,844.20/x
  3. Step 3: Cross multiply
    76,099.03x = 105,007.46 × 43,844.20
  4. Step 4: Simplify right side
    76,099.03x = 4,603,968,077.73
  5. Step 5: Solve for x
    x = 4,603,968,077.73/76,099.03
  6. Step 6: Final answer
    x = 60,499.69

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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.