Home / 200,535.18-276,635.02-135,982.58

Finding the Fourth Proportional to 200,535.18, 276,635.02 and 135,982.58

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Solution

The fourth proportional to 200,535.18, 276,635.02 and 135,982.58 is: 187,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,535.18 : 276,635.02 = 135,982.58 : x
  2. Step 2: Convert to fraction form
    200,535.18/276,635.02 = 135,982.58/x
  3. Step 3: Cross multiply
    200,535.18x = 276,635.02 × 135,982.58
  4. Step 4: Simplify right side
    200,535.18x = 37,617,544,208.31
  5. Step 5: Solve for x
    x = 37,617,544,208.31/200,535.18
  6. Step 6: Final answer
    x = 187,585.76

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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.