Home / 126,527.28-189,843.63-55,500.93

Finding the Fourth Proportional to 126,527.28, 189,843.63 and 55,500.93

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Solution

The fourth proportional to 126,527.28, 189,843.63 and 55,500.93 is: 83,274.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,527.28 : 189,843.63 = 55,500.93 : x
  2. Step 2: Convert to fraction form
    126,527.28/189,843.63 = 55,500.93/x
  3. Step 3: Cross multiply
    126,527.28x = 189,843.63 × 55,500.93
  4. Step 4: Simplify right side
    126,527.28x = 10,536,498,019.58
  5. Step 5: Solve for x
    x = 10,536,498,019.58/126,527.28
  6. Step 6: Final answer
    x = 83,274.52

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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.