Home / 117,255.22-176,118.19-69,962.60

Finding the Fourth Proportional to 117,255.22, 176,118.19 and 69,962.60

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Solution

The fourth proportional to 117,255.22, 176,118.19 and 69,962.60 is: 105,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,255.22 : 176,118.19 = 69,962.60 : x
  2. Step 2: Convert to fraction form
    117,255.22/176,118.19 = 69,962.60/x
  3. Step 3: Cross multiply
    117,255.22x = 176,118.19 × 69,962.60
  4. Step 4: Simplify right side
    117,255.22x = 12,321,686,745.08
  5. Step 5: Solve for x
    x = 12,321,686,745.08/117,255.22
  6. Step 6: Final answer
    x = 105,084.34

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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.