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Finding the Fourth Proportional to 45,605.88, 68,416.02 and 16,026.66

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Solution

The fourth proportional to 45,605.88, 68,416.02 and 16,026.66 is: 24,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,605.88 : 68,416.02 = 16,026.66 : x
  2. Step 2: Convert to fraction form
    45,605.88/68,416.02 = 16,026.66/x
  3. Step 3: Cross multiply
    45,605.88x = 68,416.02 × 16,026.66
  4. Step 4: Simplify right side
    45,605.88x = 1,096,480,291.09
  5. Step 5: Solve for x
    x = 1,096,480,291.09/45,605.88
  6. Step 6: Final answer
    x = 24,042.52

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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.