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Finding the Fourth Proportional to 241,220.70, 361,747.42 and 99,025.61

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Solution

The fourth proportional to 241,220.70, 361,747.42 and 99,025.61 is: 148,504.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,220.70 : 361,747.42 = 99,025.61 : x
  2. Step 2: Convert to fraction form
    241,220.70/361,747.42 = 99,025.61/x
  3. Step 3: Cross multiply
    241,220.70x = 361,747.42 × 99,025.61
  4. Step 4: Simplify right side
    241,220.70x = 35,822,256,875.13
  5. Step 5: Solve for x
    x = 35,822,256,875.13/241,220.70
  6. Step 6: Final answer
    x = 148,504.07

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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.