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Finding the Fourth Proportional to 238,483.04, 328,759.97 and 166,640.09

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Solution

The fourth proportional to 238,483.04, 328,759.97 and 166,640.09 is: 229,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,483.04 : 328,759.97 = 166,640.09 : x
  2. Step 2: Convert to fraction form
    238,483.04/328,759.97 = 166,640.09/x
  3. Step 3: Cross multiply
    238,483.04x = 328,759.97 × 166,640.09
  4. Step 4: Simplify right side
    238,483.04x = 54,784,588,512.20
  5. Step 5: Solve for x
    x = 54,784,588,512.20/238,483.04
  6. Step 6: Final answer
    x = 229,721.11

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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.