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Finding the Fourth Proportional to 104,369.94, 144,044.09 and 58,447.07

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Solution

The fourth proportional to 104,369.94, 144,044.09 and 58,447.07 is: 80,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,369.94 : 144,044.09 = 58,447.07 : x
  2. Step 2: Convert to fraction form
    104,369.94/144,044.09 = 58,447.07/x
  3. Step 3: Cross multiply
    104,369.94x = 144,044.09 × 58,447.07
  4. Step 4: Simplify right side
    104,369.94x = 8,418,953,998.86
  5. Step 5: Solve for x
    x = 8,418,953,998.86/104,369.94
  6. Step 6: Final answer
    x = 80,664.55

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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.