Home / 126,301.80-189,606.30-94,890.60

Finding the Fourth Proportional to 126,301.80, 189,606.30 and 94,890.60

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Solution

The fourth proportional to 126,301.80, 189,606.30 and 94,890.60 is: 142,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,301.80 : 189,606.30 = 94,890.60 : x
  2. Step 2: Convert to fraction form
    126,301.80/189,606.30 = 94,890.60/x
  3. Step 3: Cross multiply
    126,301.80x = 189,606.30 × 94,890.60
  4. Step 4: Simplify right side
    126,301.80x = 17,991,855,570.78
  5. Step 5: Solve for x
    x = 17,991,855,570.78/126,301.80
  6. Step 6: Final answer
    x = 142,451.30

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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.