Home / 127,084.92-190,326.80-110,354.02

Finding the Fourth Proportional to 127,084.92, 190,326.80 and 110,354.02

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Solution

The fourth proportional to 127,084.92, 190,326.80 and 110,354.02 is: 165,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,084.92 : 190,326.80 = 110,354.02 : x
  2. Step 2: Convert to fraction form
    127,084.92/190,326.80 = 110,354.02/x
  3. Step 3: Cross multiply
    127,084.92x = 190,326.80 × 110,354.02
  4. Step 4: Simplify right side
    127,084.92x = 21,003,327,493.74
  5. Step 5: Solve for x
    x = 21,003,327,493.74/127,084.92
  6. Step 6: Final answer
    x = 165,270.02

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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.