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Finding the Fourth Proportional to 241,229.70, 361,845.48 and 100,889.88

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Solution

The fourth proportional to 241,229.70, 361,845.48 and 100,889.88 is: 151,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,229.70 : 361,845.48 = 100,889.88 : x
  2. Step 2: Convert to fraction form
    241,229.70/361,845.48 = 100,889.88/x
  3. Step 3: Cross multiply
    241,229.70x = 361,845.48 × 100,889.88
  4. Step 4: Simplify right side
    241,229.70x = 36,506,547,055.74
  5. Step 5: Solve for x
    x = 36,506,547,055.74/241,229.70
  6. Step 6: Final answer
    x = 151,335.21

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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.