Home / 200,634.37-276,829.93-136,112.40

Finding the Fourth Proportional to 200,634.37, 276,829.93 and 136,112.40

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Solution

The fourth proportional to 200,634.37, 276,829.93 and 136,112.40 is: 187,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,634.37 : 276,829.93 = 136,112.40 : x
  2. Step 2: Convert to fraction form
    200,634.37/276,829.93 = 136,112.40/x
  3. Step 3: Cross multiply
    200,634.37x = 276,829.93 × 136,112.40
  4. Step 4: Simplify right side
    200,634.37x = 37,679,986,164.13
  5. Step 5: Solve for x
    x = 37,679,986,164.13/200,634.37
  6. Step 6: Final answer
    x = 187,804.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.