Home / 112,236.02-154,912.21-64,517.04

Finding the Fourth Proportional to 112,236.02, 154,912.21 and 64,517.04

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Solution

The fourth proportional to 112,236.02, 154,912.21 and 64,517.04 is: 89,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,236.02 : 154,912.21 = 64,517.04 : x
  2. Step 2: Convert to fraction form
    112,236.02/154,912.21 = 64,517.04/x
  3. Step 3: Cross multiply
    112,236.02x = 154,912.21 × 64,517.04
  4. Step 4: Simplify right side
    112,236.02x = 9,994,477,249.06
  5. Step 5: Solve for x
    x = 9,994,477,249.06/112,236.02
  6. Step 6: Final answer
    x = 89,048.75

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1.5x scale

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.