Home / 61,013.48-84,198.57-34,162.28

Finding the Fourth Proportional to 61,013.48, 84,198.57 and 34,162.28

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Solution

The fourth proportional to 61,013.48, 84,198.57 and 34,162.28 is: 47,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,013.48 : 84,198.57 = 34,162.28 : x
  2. Step 2: Convert to fraction form
    61,013.48/84,198.57 = 34,162.28/x
  3. Step 3: Cross multiply
    61,013.48x = 84,198.57 × 34,162.28
  4. Step 4: Simplify right side
    61,013.48x = 2,876,415,146.80
  5. Step 5: Solve for x
    x = 2,876,415,146.80/61,013.48
  6. Step 6: Final answer
    x = 47,143.93

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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.