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Finding the Fourth Proportional to 183,825.29, 253,672.35 and 112,324.97

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Solution

The fourth proportional to 183,825.29, 253,672.35 and 112,324.97 is: 155,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,825.29 : 253,672.35 = 112,324.97 : x
  2. Step 2: Convert to fraction form
    183,825.29/253,672.35 = 112,324.97/x
  3. Step 3: Cross multiply
    183,825.29x = 253,672.35 × 112,324.97
  4. Step 4: Simplify right side
    183,825.29x = 28,493,739,103.58
  5. Step 5: Solve for x
    x = 28,493,739,103.58/183,825.29
  6. Step 6: Final answer
    x = 155,004.46

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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.