Home / 127,175.16-175,548.84-109,197.96

Finding the Fourth Proportional to 127,175.16, 175,548.84 and 109,197.96

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Solution

The fourth proportional to 127,175.16, 175,548.84 and 109,197.96 is: 150,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,175.16 : 175,548.84 = 109,197.96 : x
  2. Step 2: Convert to fraction form
    127,175.16/175,548.84 = 109,197.96/x
  3. Step 3: Cross multiply
    127,175.16x = 175,548.84 × 109,197.96
  4. Step 4: Simplify right side
    127,175.16x = 19,169,575,208.37
  5. Step 5: Solve for x
    x = 19,169,575,208.37/127,175.16
  6. Step 6: Final answer
    x = 150,733.64

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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.