Home / 112,226.22-155,077.47-106,759.26

Finding the Fourth Proportional to 112,226.22, 155,077.47 and 106,759.26

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Solution

The fourth proportional to 112,226.22, 155,077.47 and 106,759.26 is: 147,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,226.22 : 155,077.47 = 106,759.26 : x
  2. Step 2: Convert to fraction form
    112,226.22/155,077.47 = 106,759.26/x
  3. Step 3: Cross multiply
    112,226.22x = 155,077.47 × 106,759.26
  4. Step 4: Simplify right side
    112,226.22x = 16,555,955,939.87
  5. Step 5: Solve for x
    x = 16,555,955,939.87/112,226.22
  6. Step 6: Final answer
    x = 147,523.06

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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.