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Finding the Fourth Proportional to 264,991.52, 365,690.94 and 144,135.62

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Solution

The fourth proportional to 264,991.52, 365,690.94 and 144,135.62 is: 198,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,991.52 : 365,690.94 = 144,135.62 : x
  2. Step 2: Convert to fraction form
    264,991.52/365,690.94 = 144,135.62/x
  3. Step 3: Cross multiply
    264,991.52x = 365,690.94 × 144,135.62
  4. Step 4: Simplify right side
    264,991.52x = 52,709,090,365.28
  5. Step 5: Solve for x
    x = 52,709,090,365.28/264,991.52
  6. Step 6: Final answer
    x = 198,908.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.