Home / 200,346.86-276,466.44-109,703.90

Finding the Fourth Proportional to 200,346.86, 276,466.44 and 109,703.90

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Solution

The fourth proportional to 200,346.86, 276,466.44 and 109,703.90 is: 151,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,346.86 : 276,466.44 = 109,703.90 : x
  2. Step 2: Convert to fraction form
    200,346.86/276,466.44 = 109,703.90/x
  3. Step 3: Cross multiply
    200,346.86x = 276,466.44 × 109,703.90
  4. Step 4: Simplify right side
    200,346.86x = 30,329,446,687.12
  5. Step 5: Solve for x
    x = 30,329,446,687.12/200,346.86
  6. Step 6: Final answer
    x = 151,384.69

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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.