Home / 53,206.21-79,755.45-34,498.09

Finding the Fourth Proportional to 53,206.21, 79,755.45 and 34,498.09

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Solution

The fourth proportional to 53,206.21, 79,755.45 and 34,498.09 is: 51,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206.21 : 79,755.45 = 34,498.09 : x
  2. Step 2: Convert to fraction form
    53,206.21/79,755.45 = 34,498.09/x
  3. Step 3: Cross multiply
    53,206.21x = 79,755.45 × 34,498.09
  4. Step 4: Simplify right side
    53,206.21x = 2,751,410,692.09
  5. Step 5: Solve for x
    x = 2,751,410,692.09/53,206.21
  6. Step 6: Final answer
    x = 51,712.21

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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.