Home / 126,181.80-189,277.56-32,685.12

Finding the Fourth Proportional to 126,181.80, 189,277.56 and 32,685.12

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Solution

The fourth proportional to 126,181.80, 189,277.56 and 32,685.12 is: 49,028.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,181.80 : 189,277.56 = 32,685.12 : x
  2. Step 2: Convert to fraction form
    126,181.80/189,277.56 = 32,685.12/x
  3. Step 3: Cross multiply
    126,181.80x = 189,277.56 × 32,685.12
  4. Step 4: Simplify right side
    126,181.80x = 6,186,559,761.91
  5. Step 5: Solve for x
    x = 6,186,559,761.91/126,181.80
  6. Step 6: Final answer
    x = 49,028.94

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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.