Home / 200,641.32-276,830.46-119,997.72

Finding the Fourth Proportional to 200,641.32, 276,830.46 and 119,997.72

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Solution

The fourth proportional to 200,641.32, 276,830.46 and 119,997.72 is: 165,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,641.32 : 276,830.46 = 119,997.72 : x
  2. Step 2: Convert to fraction form
    200,641.32/276,830.46 = 119,997.72/x
  3. Step 3: Cross multiply
    200,641.32x = 276,830.46 × 119,997.72
  4. Step 4: Simplify right side
    200,641.32x = 33,219,024,026.55
  5. Step 5: Solve for x
    x = 33,219,024,026.55/200,641.32
  6. Step 6: Final answer
    x = 165,564.22

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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.