Home / 171,732.29-236,716.73-135,374.45

Finding the Fourth Proportional to 171,732.29, 236,716.73 and 135,374.45

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Solution

The fourth proportional to 171,732.29, 236,716.73 and 135,374.45 is: 186,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,732.29 : 236,716.73 = 135,374.45 : x
  2. Step 2: Convert to fraction form
    171,732.29/236,716.73 = 135,374.45/x
  3. Step 3: Cross multiply
    171,732.29x = 236,716.73 × 135,374.45
  4. Step 4: Simplify right side
    171,732.29x = 32,045,395,269.09
  5. Step 5: Solve for x
    x = 32,045,395,269.09/171,732.29
  6. Step 6: Final answer
    x = 186,600.88

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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.