Home / 130,169.70-195,327.45-55,277.10

Finding the Fourth Proportional to 130,169.70, 195,327.45 and 55,277.10

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Solution

The fourth proportional to 130,169.70, 195,327.45 and 55,277.10 is: 82,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,169.70 : 195,327.45 = 55,277.10 : x
  2. Step 2: Convert to fraction form
    130,169.70/195,327.45 = 55,277.10/x
  3. Step 3: Cross multiply
    130,169.70x = 195,327.45 × 55,277.10
  4. Step 4: Simplify right side
    130,169.70x = 10,797,134,986.40
  5. Step 5: Solve for x
    x = 10,797,134,986.40/130,169.70
  6. Step 6: Final answer
    x = 82,946.61

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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.