Home / 204,915.04-282,827.88-133,170.40

Finding the Fourth Proportional to 204,915.04, 282,827.88 and 133,170.40

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Solution

The fourth proportional to 204,915.04, 282,827.88 and 133,170.40 is: 183,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,915.04 : 282,827.88 = 133,170.40 : x
  2. Step 2: Convert to fraction form
    204,915.04/282,827.88 = 133,170.40/x
  3. Step 3: Cross multiply
    204,915.04x = 282,827.88 × 133,170.40
  4. Step 4: Simplify right side
    204,915.04x = 37,664,301,910.75
  5. Step 5: Solve for x
    x = 37,664,301,910.75/204,915.04
  6. Step 6: Final answer
    x = 183,804.48

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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.