Home / 45,669.36-68,512.56-16,105.98

Finding the Fourth Proportional to 45,669.36, 68,512.56 and 16,105.98

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Solution

The fourth proportional to 45,669.36, 68,512.56 and 16,105.98 is: 24,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,669.36 : 68,512.56 = 16,105.98 : x
  2. Step 2: Convert to fraction form
    45,669.36/68,512.56 = 16,105.98/x
  3. Step 3: Cross multiply
    45,669.36x = 68,512.56 × 16,105.98
  4. Step 4: Simplify right side
    45,669.36x = 1,103,462,117.63
  5. Step 5: Solve for x
    x = 1,103,462,117.63/45,669.36
  6. Step 6: Final answer
    x = 24,161.98

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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.