Home / 130,836.35-196,206.93-55,961.97

Finding the Fourth Proportional to 130,836.35, 196,206.93 and 55,961.97

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Solution

The fourth proportional to 130,836.35, 196,206.93 and 55,961.97 is: 83,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,836.35 : 196,206.93 = 55,961.97 : x
  2. Step 2: Convert to fraction form
    130,836.35/196,206.93 = 55,961.97/x
  3. Step 3: Cross multiply
    130,836.35x = 196,206.93 × 55,961.97
  4. Step 4: Simplify right side
    130,836.35x = 10,980,126,330.45
  5. Step 5: Solve for x
    x = 10,980,126,330.45/130,836.35
  6. Step 6: Final answer
    x = 83,922.60

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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.