Home / 200,425.73-276,587.62-109,783.22

Finding the Fourth Proportional to 200,425.73, 276,587.62 and 109,783.22

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Solution

The fourth proportional to 200,425.73, 276,587.62 and 109,783.22 is: 151,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,425.73 : 276,587.62 = 109,783.22 : x
  2. Step 2: Convert to fraction form
    200,425.73/276,587.62 = 109,783.22/x
  3. Step 3: Cross multiply
    200,425.73x = 276,587.62 × 109,783.22
  4. Step 4: Simplify right side
    200,425.73x = 30,364,677,878.34
  5. Step 5: Solve for x
    x = 30,364,677,878.34/200,425.73
  6. Step 6: Final answer
    x = 151,500.90

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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.