Home / 55,126.49-76,081.82-53,625.35

Finding the Fourth Proportional to 55,126.49, 76,081.82 and 53,625.35

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Solution

The fourth proportional to 55,126.49, 76,081.82 and 53,625.35 is: 74,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.49 : 76,081.82 = 53,625.35 : x
  2. Step 2: Convert to fraction form
    55,126.49/76,081.82 = 53,625.35/x
  3. Step 3: Cross multiply
    55,126.49x = 76,081.82 × 53,625.35
  4. Step 4: Simplify right side
    55,126.49x = 4,079,914,148.21
  5. Step 5: Solve for x
    x = 4,079,914,148.21/55,126.49
  6. Step 6: Final answer
    x = 74,010.05

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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.