Home / 127,851.04-191,262.64-110,507.04

Finding the Fourth Proportional to 127,851.04, 191,262.64 and 110,507.04

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Solution

The fourth proportional to 127,851.04, 191,262.64 and 110,507.04 is: 165,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,851.04 : 191,262.64 = 110,507.04 : x
  2. Step 2: Convert to fraction form
    127,851.04/191,262.64 = 110,507.04/x
  3. Step 3: Cross multiply
    127,851.04x = 191,262.64 × 110,507.04
  4. Step 4: Simplify right side
    127,851.04x = 21,135,868,208.99
  5. Step 5: Solve for x
    x = 21,135,868,208.99/127,851.04
  6. Step 6: Final answer
    x = 165,316.36

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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.