Home / 200,666.81-276,918.73-110,021.29

Finding the Fourth Proportional to 200,666.81, 276,918.73 and 110,021.29

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Solution

The fourth proportional to 200,666.81, 276,918.73 and 110,021.29 is: 151,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,666.81 : 276,918.73 = 110,021.29 : x
  2. Step 2: Convert to fraction form
    200,666.81/276,918.73 = 110,021.29/x
  3. Step 3: Cross multiply
    200,666.81x = 276,918.73 × 110,021.29
  4. Step 4: Simplify right side
    200,666.81x = 30,466,955,899.76
  5. Step 5: Solve for x
    x = 30,466,955,899.76/200,666.81
  6. Step 6: Final answer
    x = 151,828.58

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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.