Home / 238,918.52-358,599.58-120,672.96

Finding the Fourth Proportional to 238,918.52, 358,599.58 and 120,672.96

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Solution

The fourth proportional to 238,918.52, 358,599.58 and 120,672.96 is: 181,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,918.52 : 358,599.58 = 120,672.96 : x
  2. Step 2: Convert to fraction form
    238,918.52/358,599.58 = 120,672.96/x
  3. Step 3: Cross multiply
    238,918.52x = 358,599.58 × 120,672.96
  4. Step 4: Simplify right side
    238,918.52x = 43,273,272,773.36
  5. Step 5: Solve for x
    x = 43,273,272,773.36/238,918.52
  6. Step 6: Final answer
    x = 181,121.47

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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.