Home / 117,766.37-162,512.91-64,051.44

Finding the Fourth Proportional to 117,766.37, 162,512.91 and 64,051.44

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Solution

The fourth proportional to 117,766.37, 162,512.91 and 64,051.44 is: 88,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,766.37 : 162,512.91 = 64,051.44 : x
  2. Step 2: Convert to fraction form
    117,766.37/162,512.91 = 64,051.44/x
  3. Step 3: Cross multiply
    117,766.37x = 162,512.91 × 64,051.44
  4. Step 4: Simplify right side
    117,766.37x = 10,409,185,294.67
  5. Step 5: Solve for x
    x = 10,409,185,294.67/117,766.37
  6. Step 6: Final answer
    x = 88,388.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.