Home / 238,244.00-328,787.44-142,748.64

Finding the Fourth Proportional to 238,244.00, 328,787.44 and 142,748.64

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Solution

The fourth proportional to 238,244.00, 328,787.44 and 142,748.64 is: 196,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,244.00 : 328,787.44 = 142,748.64 : x
  2. Step 2: Convert to fraction form
    238,244.00/328,787.44 = 142,748.64/x
  3. Step 3: Cross multiply
    238,244.00x = 328,787.44 × 142,748.64
  4. Step 4: Simplify right side
    238,244.00x = 46,933,959,552.21
  5. Step 5: Solve for x
    x = 46,933,959,552.21/238,244.00
  6. Step 6: Final answer
    x = 196,999.55

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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.