Home / 204,460.80-282,164.16-113,820.48

Finding the Fourth Proportional to 204,460.80, 282,164.16 and 113,820.48

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Solution

The fourth proportional to 204,460.80, 282,164.16 and 113,820.48 is: 157,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,460.80 : 282,164.16 = 113,820.48 : x
  2. Step 2: Convert to fraction form
    204,460.80/282,164.16 = 113,820.48/x
  3. Step 3: Cross multiply
    204,460.80x = 282,164.16 × 113,820.48
  4. Step 4: Simplify right side
    204,460.80x = 32,116,060,130.00
  5. Step 5: Solve for x
    x = 32,116,060,130.00/204,460.80
  6. Step 6: Final answer
    x = 157,076.86

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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.