Home / 76,100,639.60-113,962,002.60-60,984,095.60

Finding the Fourth Proportional to 76,100,639.60, 113,962,002.60 and 60,984,095.60

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Solution

The fourth proportional to 76,100,639.60, 113,962,002.60 and 60,984,095.60 is: 91,324,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,100,639.60 : 113,962,002.60 = 60,984,095.60 : x
  2. Step 2: Convert to fraction form
    76,100,639.60/113,962,002.60 = 60,984,095.60/x
  3. Step 3: Cross multiply
    76,100,639.60x = 113,962,002.60 × 60,984,095.60
  4. Step 4: Simplify right side
    76,100,639.60x = 6,949,869,661,325,848
  5. Step 5: Solve for x
    x = 6,949,869,661,325,848/76,100,639.60
  6. Step 6: Final answer
    x = 91,324,720.76

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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.