Home / 200,345.97-276,465.25-109,703.03

Finding the Fourth Proportional to 200,345.97, 276,465.25 and 109,703.03

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Solution

The fourth proportional to 200,345.97, 276,465.25 and 109,703.03 is: 151,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,345.97 : 276,465.25 = 109,703.03 : x
  2. Step 2: Convert to fraction form
    200,345.97/276,465.25 = 109,703.03/x
  3. Step 3: Cross multiply
    200,345.97x = 276,465.25 × 109,703.03
  4. Step 4: Simplify right side
    200,345.97x = 30,329,074,369.51
  5. Step 5: Solve for x
    x = 30,329,074,369.51/200,345.97
  6. Step 6: Final answer
    x = 151,383.50

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1.5x scale

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.