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Finding the Fourth Proportional to 104,532.94, 144,255.87 and 61,514.11

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Solution

The fourth proportional to 104,532.94, 144,255.87 and 61,514.11 is: 84,889.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,532.94 : 144,255.87 = 61,514.11 : x
  2. Step 2: Convert to fraction form
    104,532.94/144,255.87 = 61,514.11/x
  3. Step 3: Cross multiply
    104,532.94x = 144,255.87 × 61,514.11
  4. Step 4: Simplify right side
    104,532.94x = 8,873,771,455.33
  5. Step 5: Solve for x
    x = 8,873,771,455.33/104,532.94
  6. Step 6: Final answer
    x = 84,889.71

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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.