Home / 200,536.10-276,712.73-114,489.61

Finding the Fourth Proportional to 200,536.10, 276,712.73 and 114,489.61

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Solution

The fourth proportional to 200,536.10, 276,712.73 and 114,489.61 is: 157,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,536.10 : 276,712.73 = 114,489.61 : x
  2. Step 2: Convert to fraction form
    200,536.10/276,712.73 = 114,489.61/x
  3. Step 3: Cross multiply
    200,536.10x = 276,712.73 × 114,489.61
  4. Step 4: Simplify right side
    200,536.10x = 31,680,732,539.74
  5. Step 5: Solve for x
    x = 31,680,732,539.74/200,536.10
  6. Step 6: Final answer
    x = 157,980.20

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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.