Home / 180,326.75-248,869.40-103,848.71

Finding the Fourth Proportional to 180,326.75, 248,869.40 and 103,848.71

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Solution

The fourth proportional to 180,326.75, 248,869.40 and 103,848.71 is: 143,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,326.75 : 248,869.40 = 103,848.71 : x
  2. Step 2: Convert to fraction form
    180,326.75/248,869.40 = 103,848.71/x
  3. Step 3: Cross multiply
    180,326.75x = 248,869.40 × 103,848.71
  4. Step 4: Simplify right side
    180,326.75x = 25,844,764,384.88
  5. Step 5: Solve for x
    x = 25,844,764,384.88/180,326.75
  6. Step 6: Final answer
    x = 143,321.86

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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.