Home / 55,195.74-82,813.62-34,111.20

Finding the Fourth Proportional to 55,195.74, 82,813.62 and 34,111.20

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Solution

The fourth proportional to 55,195.74, 82,813.62 and 34,111.20 is: 51,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,195.74 : 82,813.62 = 34,111.20 : x
  2. Step 2: Convert to fraction form
    55,195.74/82,813.62 = 34,111.20/x
  3. Step 3: Cross multiply
    55,195.74x = 82,813.62 × 34,111.20
  4. Step 4: Simplify right side
    55,195.74x = 2,824,871,954.54
  5. Step 5: Solve for x
    x = 2,824,871,954.54/55,195.74
  6. Step 6: Final answer
    x = 51,179.17

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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.