Home / 238,482.28-329,123.86-136,539.73

Finding the Fourth Proportional to 238,482.28, 329,123.86 and 136,539.73

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Solution

The fourth proportional to 238,482.28, 329,123.86 and 136,539.73 is: 188,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,482.28 : 329,123.86 = 136,539.73 : x
  2. Step 2: Convert to fraction form
    238,482.28/329,123.86 = 136,539.73/x
  3. Step 3: Cross multiply
    238,482.28x = 329,123.86 × 136,539.73
  4. Step 4: Simplify right side
    238,482.28x = 44,938,481,199.69
  5. Step 5: Solve for x
    x = 44,938,481,199.69/238,482.28
  6. Step 6: Final answer
    x = 188,435.31

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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.