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Finding the Fourth Proportional to 200,325.32, 276,360.72 and 119,712.32

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Solution

The fourth proportional to 200,325.32, 276,360.72 and 119,712.32 is: 165,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,325.32 : 276,360.72 = 119,712.32 : x
  2. Step 2: Convert to fraction form
    200,325.32/276,360.72 = 119,712.32/x
  3. Step 3: Cross multiply
    200,325.32x = 276,360.72 × 119,712.32
  4. Step 4: Simplify right side
    200,325.32x = 33,083,782,948.07
  5. Step 5: Solve for x
    x = 33,083,782,948.07/200,325.32
  6. Step 6: Final answer
    x = 165,150.28

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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.