Home / 137,063.44-189,090.23-106,796.21

Finding the Fourth Proportional to 137,063.44, 189,090.23 and 106,796.21

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Solution

The fourth proportional to 137,063.44, 189,090.23 and 106,796.21 is: 147,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,063.44 : 189,090.23 = 106,796.21 : x
  2. Step 2: Convert to fraction form
    137,063.44/189,090.23 = 106,796.21/x
  3. Step 3: Cross multiply
    137,063.44x = 189,090.23 × 106,796.21
  4. Step 4: Simplify right side
    137,063.44x = 20,194,119,033.32
  5. Step 5: Solve for x
    x = 20,194,119,033.32/137,063.44
  6. Step 6: Final answer
    x = 147,334.10

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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.