Home / 75,116.97-103,662.64-41,124.89

Finding the Fourth Proportional to 75,116.97, 103,662.64 and 41,124.89

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Solution

The fourth proportional to 75,116.97, 103,662.64 and 41,124.89 is: 56,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.97 : 103,662.64 = 41,124.89 : x
  2. Step 2: Convert to fraction form
    75,116.97/103,662.64 = 41,124.89/x
  3. Step 3: Cross multiply
    75,116.97x = 103,662.64 × 41,124.89
  4. Step 4: Simplify right side
    75,116.97x = 4,263,114,148.80
  5. Step 5: Solve for x
    x = 4,263,114,148.80/75,116.97
  6. Step 6: Final answer
    x = 56,753.01

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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.