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Finding the Fourth Proportional to 200,703.89, 276,971.19 and 110,061.29

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Solution

The fourth proportional to 200,703.89, 276,971.19 and 110,061.29 is: 151,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,703.89 : 276,971.19 = 110,061.29 : x
  2. Step 2: Convert to fraction form
    200,703.89/276,971.19 = 110,061.29/x
  3. Step 3: Cross multiply
    200,703.89x = 276,971.19 × 110,061.29
  4. Step 4: Simplify right side
    200,703.89x = 30,483,806,464.24
  5. Step 5: Solve for x
    x = 30,483,806,464.24/200,703.89
  6. Step 6: Final answer
    x = 151,884.48

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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.