Home / 155,749.56-214,936.65-92,093.28

Finding the Fourth Proportional to 155,749.56, 214,936.65 and 92,093.28

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Solution

The fourth proportional to 155,749.56, 214,936.65 and 92,093.28 is: 127,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,749.56 : 214,936.65 = 92,093.28 : x
  2. Step 2: Convert to fraction form
    155,749.56/214,936.65 = 92,093.28/x
  3. Step 3: Cross multiply
    155,749.56x = 214,936.65 × 92,093.28
  4. Step 4: Simplify right side
    155,749.56x = 19,794,221,090.71
  5. Step 5: Solve for x
    x = 19,794,221,090.71/155,749.56
  6. Step 6: Final answer
    x = 127,090.06

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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.