Home / 134,040.88-200,984.46-55,090

Finding the Fourth Proportional to 134,040.88, 200,984.46 and 55,090

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Solution

The fourth proportional to 134,040.88, 200,984.46 and 55,090 is: 82,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,040.88 : 200,984.46 = 55,090 : x
  2. Step 2: Convert to fraction form
    134,040.88/200,984.46 = 55,090/x
  3. Step 3: Cross multiply
    134,040.88x = 200,984.46 × 55,090
  4. Step 4: Simplify right side
    134,040.88x = 11,072,233,901.40
  5. Step 5: Solve for x
    x = 11,072,233,901.40/134,040.88
  6. Step 6: Final answer
    x = 82,603.41

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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.