Home / 154,625.09-231,739.43-134,551.15

Finding the Fourth Proportional to 154,625.09, 231,739.43 and 134,551.15

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Solution

The fourth proportional to 154,625.09, 231,739.43 and 134,551.15 is: 201,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,625.09 : 231,739.43 = 134,551.15 : x
  2. Step 2: Convert to fraction form
    154,625.09/231,739.43 = 134,551.15/x
  3. Step 3: Cross multiply
    154,625.09x = 231,739.43 × 134,551.15
  4. Step 4: Simplify right side
    154,625.09x = 31,180,805,554.74
  5. Step 5: Solve for x
    x = 31,180,805,554.74/154,625.09
  6. Step 6: Final answer
    x = 201,654.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.