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Finding the Fourth Proportional to 200,718.68, 276,966.33 and 110,050.79

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Solution

The fourth proportional to 200,718.68, 276,966.33 and 110,050.79 is: 151,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,718.68 : 276,966.33 = 110,050.79 : x
  2. Step 2: Convert to fraction form
    200,718.68/276,966.33 = 110,050.79/x
  3. Step 3: Cross multiply
    200,718.68x = 276,966.33 × 110,050.79
  4. Step 4: Simplify right side
    200,718.68x = 30,480,363,419.90
  5. Step 5: Solve for x
    x = 30,480,363,419.90/200,718.68
  6. Step 6: Final answer
    x = 151,856.14

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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.