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Finding the Fourth Proportional to 161,755.65, 241,435.89 and 151,782.93

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Solution

The fourth proportional to 161,755.65, 241,435.89 and 151,782.93 is: 226,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,755.65 : 241,435.89 = 151,782.93 : x
  2. Step 2: Convert to fraction form
    161,755.65/241,435.89 = 151,782.93/x
  3. Step 3: Cross multiply
    161,755.65x = 241,435.89 × 151,782.93
  4. Step 4: Simplify right side
    161,755.65x = 36,645,846,791.36
  5. Step 5: Solve for x
    x = 36,645,846,791.36/161,755.65
  6. Step 6: Final answer
    x = 226,550.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.