Home / 61,272.57-84,556.49-34,415.09

Finding the Fourth Proportional to 61,272.57, 84,556.49 and 34,415.09

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Solution

The fourth proportional to 61,272.57, 84,556.49 and 34,415.09 is: 47,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,272.57 : 84,556.49 = 34,415.09 : x
  2. Step 2: Convert to fraction form
    61,272.57/84,556.49 = 34,415.09/x
  3. Step 3: Cross multiply
    61,272.57x = 84,556.49 × 34,415.09
  4. Step 4: Simplify right side
    61,272.57x = 2,910,018,618.58
  5. Step 5: Solve for x
    x = 2,910,018,618.58/61,272.57
  6. Step 6: Final answer
    x = 47,493.01

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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.