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Finding the Fourth Proportional to 144,406.52, 216,530.48 and 44,539

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Solution

The fourth proportional to 144,406.52, 216,530.48 and 44,539 is: 66,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,406.52 : 216,530.48 = 44,539 : x
  2. Step 2: Convert to fraction form
    144,406.52/216,530.48 = 44,539/x
  3. Step 3: Cross multiply
    144,406.52x = 216,530.48 × 44,539
  4. Step 4: Simplify right side
    144,406.52x = 9,644,051,048.72
  5. Step 5: Solve for x
    x = 9,644,051,048.72/144,406.52
  6. Step 6: Final answer
    x = 66,784.04

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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.