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Finding the Fourth Proportional to 144,621.99, 216,953.64 and 44,791.11

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Solution

The fourth proportional to 144,621.99, 216,953.64 and 44,791.11 is: 67,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,621.99 : 216,953.64 = 44,791.11 : x
  2. Step 2: Convert to fraction form
    144,621.99/216,953.64 = 44,791.11/x
  3. Step 3: Cross multiply
    144,621.99x = 216,953.64 × 44,791.11
  4. Step 4: Simplify right side
    144,621.99x = 9,717,594,354.14
  5. Step 5: Solve for x
    x = 9,717,594,354.14/144,621.99
  6. Step 6: Final answer
    x = 67,193.06

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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.