Home / 146,977.11-220,466.88-47,137.46

Finding the Fourth Proportional to 146,977.11, 220,466.88 and 47,137.46

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Solution

The fourth proportional to 146,977.11, 220,466.88 and 47,137.46 is: 70,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977.11 : 220,466.88 = 47,137.46 : x
  2. Step 2: Convert to fraction form
    146,977.11/220,466.88 = 47,137.46/x
  3. Step 3: Cross multiply
    146,977.11x = 220,466.88 × 47,137.46
  4. Step 4: Simplify right side
    146,977.11x = 10,392,247,634.99
  5. Step 5: Solve for x
    x = 10,392,247,634.99/146,977.11
  6. Step 6: Final answer
    x = 70,706.57

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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.