Home / 53,463.41-80,162.68-36,805.15

Finding the Fourth Proportional to 53,463.41, 80,162.68 and 36,805.15

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Solution

The fourth proportional to 53,463.41, 80,162.68 and 36,805.15 is: 55,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,463.41 : 80,162.68 = 36,805.15 : x
  2. Step 2: Convert to fraction form
    53,463.41/80,162.68 = 36,805.15/x
  3. Step 3: Cross multiply
    53,463.41x = 80,162.68 × 36,805.15
  4. Step 4: Simplify right side
    53,463.41x = 2,950,399,461.80
  5. Step 5: Solve for x
    x = 2,950,399,461.80/53,463.41
  6. Step 6: Final answer
    x = 55,185.40

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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.