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Finding the Fourth Proportional to 79,053.01, 118,550.95 and 26,450.19

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Solution

The fourth proportional to 79,053.01, 118,550.95 and 26,450.19 is: 39,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,053.01 : 118,550.95 = 26,450.19 : x
  2. Step 2: Convert to fraction form
    79,053.01/118,550.95 = 26,450.19/x
  3. Step 3: Cross multiply
    79,053.01x = 118,550.95 × 26,450.19
  4. Step 4: Simplify right side
    79,053.01x = 3,135,695,152.18
  5. Step 5: Solve for x
    x = 3,135,695,152.18/79,053.01
  6. Step 6: Final answer
    x = 39,665.73

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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.