Home / 61,241.58-91,862.33-19,125.27

Finding the Fourth Proportional to 61,241.58, 91,862.33 and 19,125.27

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Solution

The fourth proportional to 61,241.58, 91,862.33 and 19,125.27 is: 28,687.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,241.58 : 91,862.33 = 19,125.27 : x
  2. Step 2: Convert to fraction form
    61,241.58/91,862.33 = 19,125.27/x
  3. Step 3: Cross multiply
    61,241.58x = 91,862.33 × 19,125.27
  4. Step 4: Simplify right side
    61,241.58x = 1,756,891,356.95
  5. Step 5: Solve for x
    x = 1,756,891,356.95/61,241.58
  6. Step 6: Final answer
    x = 28,687.89

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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.