Home / 238,422.90-328,886.73-148,843.38

Finding the Fourth Proportional to 238,422.90, 328,886.73 and 148,843.38

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Solution

The fourth proportional to 238,422.90, 328,886.73 and 148,843.38 is: 205,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,422.90 : 328,886.73 = 148,843.38 : x
  2. Step 2: Convert to fraction form
    238,422.90/328,886.73 = 148,843.38/x
  3. Step 3: Cross multiply
    238,422.90x = 328,886.73 × 148,843.38
  4. Step 4: Simplify right side
    238,422.90x = 48,952,612,530.35
  5. Step 5: Solve for x
    x = 48,952,612,530.35/238,422.90
  6. Step 6: Final answer
    x = 205,318.42

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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.