Home / 204,364.03-282,061.37-135,331.82

Finding the Fourth Proportional to 204,364.03, 282,061.37 and 135,331.82

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Solution

The fourth proportional to 204,364.03, 282,061.37 and 135,331.82 is: 186,783.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,364.03 : 282,061.37 = 135,331.82 : x
  2. Step 2: Convert to fraction form
    204,364.03/282,061.37 = 135,331.82/x
  3. Step 3: Cross multiply
    204,364.03x = 282,061.37 × 135,331.82
  4. Step 4: Simplify right side
    204,364.03x = 38,171,878,553.79
  5. Step 5: Solve for x
    x = 38,171,878,553.79/204,364.03
  6. Step 6: Final answer
    x = 186,783.74

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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.