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Finding the Fourth Proportional to 200,699.93, 276,965.79 and 110,057.47

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Solution

The fourth proportional to 200,699.93, 276,965.79 and 110,057.47 is: 151,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,699.93 : 276,965.79 = 110,057.47 : x
  2. Step 2: Convert to fraction form
    200,699.93/276,965.79 = 110,057.47/x
  3. Step 3: Cross multiply
    200,699.93x = 276,965.79 × 110,057.47
  4. Step 4: Simplify right side
    200,699.93x = 30,482,154,123.95
  5. Step 5: Solve for x
    x = 30,482,154,123.95/200,699.93
  6. Step 6: Final answer
    x = 151,879.25

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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.