Home / 130,600.15-195,974.04-55,713.22

Finding the Fourth Proportional to 130,600.15, 195,974.04 and 55,713.22

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Solution

The fourth proportional to 130,600.15, 195,974.04 and 55,713.22 is: 83,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,600.15 : 195,974.04 = 55,713.22 : x
  2. Step 2: Convert to fraction form
    130,600.15/195,974.04 = 55,713.22/x
  3. Step 3: Cross multiply
    130,600.15x = 195,974.04 × 55,713.22
  4. Step 4: Simplify right side
    130,600.15x = 10,918,344,804.81
  5. Step 5: Solve for x
    x = 10,918,344,804.81/130,600.15
  6. Step 6: Final answer
    x = 83,601.32

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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.