Home / 200,187.48-276,254.46-109,543.08

Finding the Fourth Proportional to 200,187.48, 276,254.46 and 109,543.08

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Solution

The fourth proportional to 200,187.48, 276,254.46 and 109,543.08 is: 151,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,187.48 : 276,254.46 = 109,543.08 : x
  2. Step 2: Convert to fraction form
    200,187.48/276,254.46 = 109,543.08/x
  3. Step 3: Cross multiply
    200,187.48x = 276,254.46 × 109,543.08
  4. Step 4: Simplify right side
    200,187.48x = 30,261,764,412.14
  5. Step 5: Solve for x
    x = 30,261,764,412.14/200,187.48
  6. Step 6: Final answer
    x = 151,167.12

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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.