Home / 171,528.84-236,531.34-135,662.04

Finding the Fourth Proportional to 171,528.84, 236,531.34 and 135,662.04

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Solution

The fourth proportional to 171,528.84, 236,531.34 and 135,662.04 is: 187,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,528.84 : 236,531.34 = 135,662.04 : x
  2. Step 2: Convert to fraction form
    171,528.84/236,531.34 = 135,662.04/x
  3. Step 3: Cross multiply
    171,528.84x = 236,531.34 × 135,662.04
  4. Step 4: Simplify right side
    171,528.84x = 32,088,324,108.33
  5. Step 5: Solve for x
    x = 32,088,324,108.33/171,528.84
  6. Step 6: Final answer
    x = 187,072.47

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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.