Home / 200,260.61-276,366.65-109,616.63

Finding the Fourth Proportional to 200,260.61, 276,366.65 and 109,616.63

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Solution

The fourth proportional to 200,260.61, 276,366.65 and 109,616.63 is: 151,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,260.61 : 276,366.65 = 109,616.63 : x
  2. Step 2: Convert to fraction form
    200,260.61/276,366.65 = 109,616.63/x
  3. Step 3: Cross multiply
    200,260.61x = 276,366.65 × 109,616.63
  4. Step 4: Simplify right side
    200,260.61x = 30,294,380,960.22
  5. Step 5: Solve for x
    x = 30,294,380,960.22/200,260.61
  6. Step 6: Final answer
    x = 151,274.79

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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.