Home / 200,259.54-276,358.26-109,615.98

Finding the Fourth Proportional to 200,259.54, 276,358.26 and 109,615.98

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Solution

The fourth proportional to 200,259.54, 276,358.26 and 109,615.98 is: 151,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,259.54 : 276,358.26 = 109,615.98 : x
  2. Step 2: Convert to fraction form
    200,259.54/276,358.26 = 109,615.98/x
  3. Step 3: Cross multiply
    200,259.54x = 276,358.26 × 109,615.98
  4. Step 4: Simplify right side
    200,259.54x = 30,293,281,500.99
  5. Step 5: Solve for x
    x = 30,293,281,500.99/200,259.54
  6. Step 6: Final answer
    x = 151,270.10

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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.