Home / 126,121.21-189,087.04-59,523.42

Finding the Fourth Proportional to 126,121.21, 189,087.04 and 59,523.42

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Solution

The fourth proportional to 126,121.21, 189,087.04 and 59,523.42 is: 89,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,121.21 : 189,087.04 = 59,523.42 : x
  2. Step 2: Convert to fraction form
    126,121.21/189,087.04 = 59,523.42/x
  3. Step 3: Cross multiply
    126,121.21x = 189,087.04 × 59,523.42
  4. Step 4: Simplify right side
    126,121.21x = 11,255,107,298.48
  5. Step 5: Solve for x
    x = 11,255,107,298.48/126,121.21
  6. Step 6: Final answer
    x = 89,240.40

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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.