Home / 122,252.25-183,332.31-51,179.80

Finding the Fourth Proportional to 122,252.25, 183,332.31 and 51,179.80

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Solution

The fourth proportional to 122,252.25, 183,332.31 and 51,179.80 is: 76,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,252.25 : 183,332.31 = 51,179.80 : x
  2. Step 2: Convert to fraction form
    122,252.25/183,332.31 = 51,179.80/x
  3. Step 3: Cross multiply
    122,252.25x = 183,332.31 × 51,179.80
  4. Step 4: Simplify right side
    122,252.25x = 9,382,910,959.34
  5. Step 5: Solve for x
    x = 9,382,910,959.34/122,252.25
  6. Step 6: Final answer
    x = 76,750.42

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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.