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Finding the Fourth Proportional to 200,059.06, 276,088.62 and 109,409.62

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Solution

The fourth proportional to 200,059.06, 276,088.62 and 109,409.62 is: 150,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,059.06 : 276,088.62 = 109,409.62 : x
  2. Step 2: Convert to fraction form
    200,059.06/276,088.62 = 109,409.62/x
  3. Step 3: Cross multiply
    200,059.06x = 276,088.62 × 109,409.62
  4. Step 4: Simplify right side
    200,059.06x = 30,206,751,000.52
  5. Step 5: Solve for x
    x = 30,206,751,000.52/200,059.06
  6. Step 6: Final answer
    x = 150,989.17

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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.