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Finding the Fourth Proportional to 200,326.32, 276,362.10 and 119,713.32

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Solution

The fourth proportional to 200,326.32, 276,362.10 and 119,713.32 is: 165,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,326.32 : 276,362.10 = 119,713.32 : x
  2. Step 2: Convert to fraction form
    200,326.32/276,362.10 = 119,713.32/x
  3. Step 3: Cross multiply
    200,326.32x = 276,362.10 × 119,713.32
  4. Step 4: Simplify right side
    200,326.32x = 33,084,224,513.17
  5. Step 5: Solve for x
    x = 33,084,224,513.17/200,326.32
  6. Step 6: Final answer
    x = 165,151.66

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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.