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Finding the Fourth Proportional to 200,360.37, 276,262.70 and 159,944.61

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Solution

The fourth proportional to 200,360.37, 276,262.70 and 159,944.61 is: 220,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,360.37 : 276,262.70 = 159,944.61 : x
  2. Step 2: Convert to fraction form
    200,360.37/276,262.70 = 159,944.61/x
  3. Step 3: Cross multiply
    200,360.37x = 276,262.70 × 159,944.61
  4. Step 4: Simplify right side
    200,360.37x = 44,186,729,009.32
  5. Step 5: Solve for x
    x = 44,186,729,009.32/200,360.37
  6. Step 6: Final answer
    x = 220,536.27

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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.