Home / 76,002.53-113,986.44-28,622.62

Finding the Fourth Proportional to 76,002.53, 113,986.44 and 28,622.62

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Solution

The fourth proportional to 76,002.53, 113,986.44 and 28,622.62 is: 42,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,002.53 : 113,986.44 = 28,622.62 : x
  2. Step 2: Convert to fraction form
    76,002.53/113,986.44 = 28,622.62/x
  3. Step 3: Cross multiply
    76,002.53x = 113,986.44 × 28,622.62
  4. Step 4: Simplify right side
    76,002.53x = 3,262,590,557.27
  5. Step 5: Solve for x
    x = 3,262,590,557.27/76,002.53
  6. Step 6: Final answer
    x = 42,927.39

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1.5x scale

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.