Home / 126,158.45-189,205.44-37,391.19

Finding the Fourth Proportional to 126,158.45, 189,205.44 and 37,391.19

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Solution

The fourth proportional to 126,158.45, 189,205.44 and 37,391.19 is: 56,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,158.45 : 189,205.44 = 37,391.19 : x
  2. Step 2: Convert to fraction form
    126,158.45/189,205.44 = 37,391.19/x
  3. Step 3: Cross multiply
    126,158.45x = 189,205.44 × 37,391.19
  4. Step 4: Simplify right side
    126,158.45x = 7,074,615,706.34
  5. Step 5: Solve for x
    x = 7,074,615,706.34/126,158.45
  6. Step 6: Final answer
    x = 56,077.23

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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.