Home / 146,666.22-219,964.08-67,704.60

Finding the Fourth Proportional to 146,666.22, 219,964.08 and 67,704.60

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Solution

The fourth proportional to 146,666.22, 219,964.08 and 67,704.60 is: 101,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,666.22 : 219,964.08 = 67,704.60 : x
  2. Step 2: Convert to fraction form
    146,666.22/219,964.08 = 67,704.60/x
  3. Step 3: Cross multiply
    146,666.22x = 219,964.08 × 67,704.60
  4. Step 4: Simplify right side
    146,666.22x = 14,892,580,050.77
  5. Step 5: Solve for x
    x = 14,892,580,050.77/146,666.22
  6. Step 6: Final answer
    x = 101,540.63

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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.