Home / 200,705.13-276,976.88-110,055.69

Finding the Fourth Proportional to 200,705.13, 276,976.88 and 110,055.69

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Solution

The fourth proportional to 200,705.13, 276,976.88 and 110,055.69 is: 151,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,705.13 : 276,976.88 = 110,055.69 : x
  2. Step 2: Convert to fraction form
    200,705.13/276,976.88 = 110,055.69/x
  3. Step 3: Cross multiply
    200,705.13x = 276,976.88 × 110,055.69
  4. Step 4: Simplify right side
    200,705.13x = 30,482,881,642.45
  5. Step 5: Solve for x
    x = 30,482,881,642.45/200,705.13
  6. Step 6: Final answer
    x = 151,878.94

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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.