Home / 146,664.22-219,961.08-67,702.60

Finding the Fourth Proportional to 146,664.22, 219,961.08 and 67,702.60

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Solution

The fourth proportional to 146,664.22, 219,961.08 and 67,702.60 is: 101,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,664.22 : 219,961.08 = 67,702.60 : x
  2. Step 2: Convert to fraction form
    146,664.22/219,961.08 = 67,702.60/x
  3. Step 3: Cross multiply
    146,664.22x = 219,961.08 × 67,702.60
  4. Step 4: Simplify right side
    146,664.22x = 14,891,937,014.81
  5. Step 5: Solve for x
    x = 14,891,937,014.81/146,664.22
  6. Step 6: Final answer
    x = 101,537.63

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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.