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Finding the Fourth Proportional to 241,440.10, 361,728.15 and 116,505.70

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Solution

The fourth proportional to 241,440.10, 361,728.15 and 116,505.70 is: 174,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,440.10 : 361,728.15 = 116,505.70 : x
  2. Step 2: Convert to fraction form
    241,440.10/361,728.15 = 116,505.70/x
  3. Step 3: Cross multiply
    241,440.10x = 361,728.15 × 116,505.70
  4. Step 4: Simplify right side
    241,440.10x = 42,143,391,325.46
  5. Step 5: Solve for x
    x = 42,143,391,325.46/241,440.10
  6. Step 6: Final answer
    x = 174,550.09

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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.