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Finding the Fourth Proportional to 236,100.48, 354,358.48 and 123,860.90

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Solution

The fourth proportional to 236,100.48, 354,358.48 and 123,860.90 is: 185,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,100.48 : 354,358.48 = 123,860.90 : x
  2. Step 2: Convert to fraction form
    236,100.48/354,358.48 = 123,860.90/x
  3. Step 3: Cross multiply
    236,100.48x = 354,358.48 × 123,860.90
  4. Step 4: Simplify right side
    236,100.48x = 43,891,160,255.43
  5. Step 5: Solve for x
    x = 43,891,160,255.43/236,100.48
  6. Step 6: Final answer
    x = 185,900.34

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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.