Home / 81,523.90-122,321.02-44,110.32

Finding the Fourth Proportional to 81,523.90, 122,321.02 and 44,110.32

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Solution

The fourth proportional to 81,523.90, 122,321.02 and 44,110.32 is: 66,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,523.90 : 122,321.02 = 44,110.32 : x
  2. Step 2: Convert to fraction form
    81,523.90/122,321.02 = 44,110.32/x
  3. Step 3: Cross multiply
    81,523.90x = 122,321.02 × 44,110.32
  4. Step 4: Simplify right side
    81,523.90x = 5,395,619,334.93
  5. Step 5: Solve for x
    x = 5,395,619,334.93/81,523.90
  6. Step 6: Final answer
    x = 66,184.51

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1.5x scale

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.