Home / 195,144.63-269,344.59-127,043.02

Finding the Fourth Proportional to 195,144.63, 269,344.59 and 127,043.02

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Solution

The fourth proportional to 195,144.63, 269,344.59 and 127,043.02 is: 175,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,144.63 : 269,344.59 = 127,043.02 : x
  2. Step 2: Convert to fraction form
    195,144.63/269,344.59 = 127,043.02/x
  3. Step 3: Cross multiply
    195,144.63x = 269,344.59 × 127,043.02
  4. Step 4: Simplify right side
    195,144.63x = 34,218,349,194.08
  5. Step 5: Solve for x
    x = 34,218,349,194.08/195,144.63
  6. Step 6: Final answer
    x = 175,348.66

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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.