Home / 130,674.84-195,928.02-55,843.80

Finding the Fourth Proportional to 130,674.84, 195,928.02 and 55,843.80

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Solution

The fourth proportional to 130,674.84, 195,928.02 and 55,843.80 is: 83,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,674.84 : 195,928.02 = 55,843.80 : x
  2. Step 2: Convert to fraction form
    130,674.84/195,928.02 = 55,843.80/x
  3. Step 3: Cross multiply
    130,674.84x = 195,928.02 × 55,843.80
  4. Step 4: Simplify right side
    130,674.84x = 10,941,365,163.28
  5. Step 5: Solve for x
    x = 10,941,365,163.28/130,674.84
  6. Step 6: Final answer
    x = 83,729.70

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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.