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Finding the Fourth Proportional to 48,668.77, 72,968.10 and 29,910.05

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Solution

The fourth proportional to 48,668.77, 72,968.10 and 29,910.05 is: 44,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,668.77 : 72,968.10 = 29,910.05 : x
  2. Step 2: Convert to fraction form
    48,668.77/72,968.10 = 29,910.05/x
  3. Step 3: Cross multiply
    48,668.77x = 72,968.10 × 29,910.05
  4. Step 4: Simplify right side
    48,668.77x = 2,182,479,701.83
  5. Step 5: Solve for x
    x = 2,182,479,701.83/48,668.77
  6. Step 6: Final answer
    x = 44,843.54

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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.