Home / 126,001.49-189,039.15-37,257.30

Finding the Fourth Proportional to 126,001.49, 189,039.15 and 37,257.30

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Solution

The fourth proportional to 126,001.49, 189,039.15 and 37,257.30 is: 55,896.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,001.49 : 189,039.15 = 37,257.30 : x
  2. Step 2: Convert to fraction form
    126,001.49/189,039.15 = 37,257.30/x
  3. Step 3: Cross multiply
    126,001.49x = 189,039.15 × 37,257.30
  4. Step 4: Simplify right side
    126,001.49x = 7,043,088,323.30
  5. Step 5: Solve for x
    x = 7,043,088,323.30/126,001.49
  6. Step 6: Final answer
    x = 55,896.87

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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.