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Finding the Fourth Proportional to 248,180.94, 372,048.39 and 98,320.14

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Solution

The fourth proportional to 248,180.94, 372,048.39 and 98,320.14 is: 147,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,180.94 : 372,048.39 = 98,320.14 : x
  2. Step 2: Convert to fraction form
    248,180.94/372,048.39 = 98,320.14/x
  3. Step 3: Cross multiply
    248,180.94x = 372,048.39 × 98,320.14
  4. Step 4: Simplify right side
    248,180.94x = 36,579,849,791.57
  5. Step 5: Solve for x
    x = 36,579,849,791.57/248,180.94
  6. Step 6: Final answer
    x = 147,391.86

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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.