Home / 130,112.97-195,224.81-55,249.23

Finding the Fourth Proportional to 130,112.97, 195,224.81 and 55,249.23

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Solution

The fourth proportional to 130,112.97, 195,224.81 and 55,249.23 is: 82,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,112.97 : 195,224.81 = 55,249.23 : x
  2. Step 2: Convert to fraction form
    130,112.97/195,224.81 = 55,249.23/x
  3. Step 3: Cross multiply
    130,112.97x = 195,224.81 × 55,249.23
  4. Step 4: Simplify right side
    130,112.97x = 10,786,019,421.06
  5. Step 5: Solve for x
    x = 10,786,019,421.06/130,112.97
  6. Step 6: Final answer
    x = 82,897.34

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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.