Home / 59,418.36-81,824.51-55,619.39

Finding the Fourth Proportional to 59,418.36, 81,824.51 and 55,619.39

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Solution

The fourth proportional to 59,418.36, 81,824.51 and 55,619.39 is: 76,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,418.36 : 81,824.51 = 55,619.39 : x
  2. Step 2: Convert to fraction form
    59,418.36/81,824.51 = 55,619.39/x
  3. Step 3: Cross multiply
    59,418.36x = 81,824.51 × 55,619.39
  4. Step 4: Simplify right side
    59,418.36x = 4,551,029,676.86
  5. Step 5: Solve for x
    x = 4,551,029,676.86/59,418.36
  6. Step 6: Final answer
    x = 76,592.99

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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.