Home / 126,549.20-189,823.80-33,064.40

Finding the Fourth Proportional to 126,549.20, 189,823.80 and 33,064.40

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Solution

The fourth proportional to 126,549.20, 189,823.80 and 33,064.40 is: 49,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,549.20 : 189,823.80 = 33,064.40 : x
  2. Step 2: Convert to fraction form
    126,549.20/189,823.80 = 33,064.40/x
  3. Step 3: Cross multiply
    126,549.20x = 189,823.80 × 33,064.40
  4. Step 4: Simplify right side
    126,549.20x = 6,276,410,052.72
  5. Step 5: Solve for x
    x = 6,276,410,052.72/126,549.20
  6. Step 6: Final answer
    x = 49,596.60

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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.