Home / 146,977.34-220,442.39-40,336.39

Finding the Fourth Proportional to 146,977.34, 220,442.39 and 40,336.39

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Solution

The fourth proportional to 146,977.34, 220,442.39 and 40,336.39 is: 60,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977.34 : 220,442.39 = 40,336.39 : x
  2. Step 2: Convert to fraction form
    146,977.34/220,442.39 = 40,336.39/x
  3. Step 3: Cross multiply
    146,977.34x = 220,442.39 × 40,336.39
  4. Step 4: Simplify right side
    146,977.34x = 8,891,848,911.68
  5. Step 5: Solve for x
    x = 8,891,848,911.68/146,977.34
  6. Step 6: Final answer
    x = 60,498.09

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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.