Home / 158,836.41-238,184.66-74,620.50

Finding the Fourth Proportional to 158,836.41, 238,184.66 and 74,620.50

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Solution

The fourth proportional to 158,836.41, 238,184.66 and 74,620.50 is: 111,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,836.41 : 238,184.66 = 74,620.50 : x
  2. Step 2: Convert to fraction form
    158,836.41/238,184.66 = 74,620.50/x
  3. Step 3: Cross multiply
    158,836.41x = 238,184.66 × 74,620.50
  4. Step 4: Simplify right side
    158,836.41x = 17,773,458,048.43
  5. Step 5: Solve for x
    x = 17,773,458,048.43/158,836.41
  6. Step 6: Final answer
    x = 111,897.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.