Home / 183,418.43-253,009.89-115,327.49

Finding the Fourth Proportional to 183,418.43, 253,009.89 and 115,327.49

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Solution

The fourth proportional to 183,418.43, 253,009.89 and 115,327.49 is: 159,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,418.43 : 253,009.89 = 115,327.49 : x
  2. Step 2: Convert to fraction form
    183,418.43/253,009.89 = 115,327.49/x
  3. Step 3: Cross multiply
    183,418.43x = 253,009.89 × 115,327.49
  4. Step 4: Simplify right side
    183,418.43x = 29,178,995,558.88
  5. Step 5: Solve for x
    x = 29,178,995,558.88/183,418.43
  6. Step 6: Final answer
    x = 159,084.32

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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.