Home / 61,359.33-84,634.25-39,810.58

Finding the Fourth Proportional to 61,359.33, 84,634.25 and 39,810.58

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Solution

The fourth proportional to 61,359.33, 84,634.25 and 39,810.58 is: 54,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,359.33 : 84,634.25 = 39,810.58 : x
  2. Step 2: Convert to fraction form
    61,359.33/84,634.25 = 39,810.58/x
  3. Step 3: Cross multiply
    61,359.33x = 84,634.25 × 39,810.58
  4. Step 4: Simplify right side
    61,359.33x = 3,369,337,958.14
  5. Step 5: Solve for x
    x = 3,369,337,958.14/61,359.33
  6. Step 6: Final answer
    x = 54,911.59

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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.