Home / 204,219.47-281,781.24-119,320.13

Finding the Fourth Proportional to 204,219.47, 281,781.24 and 119,320.13

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Solution

The fourth proportional to 204,219.47, 281,781.24 and 119,320.13 is: 164,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,219.47 : 281,781.24 = 119,320.13 : x
  2. Step 2: Convert to fraction form
    204,219.47/281,781.24 = 119,320.13/x
  3. Step 3: Cross multiply
    204,219.47x = 281,781.24 × 119,320.13
  4. Step 4: Simplify right side
    204,219.47x = 33,622,174,188.36
  5. Step 5: Solve for x
    x = 33,622,174,188.36/204,219.47
  6. Step 6: Final answer
    x = 164,637.46

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1.5x scale

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.