Home / 61,556.38-84,942.70-34,705.49

Finding the Fourth Proportional to 61,556.38, 84,942.70 and 34,705.49

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Solution

The fourth proportional to 61,556.38, 84,942.70 and 34,705.49 is: 47,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,556.38 : 84,942.70 = 34,705.49 : x
  2. Step 2: Convert to fraction form
    61,556.38/84,942.70 = 34,705.49/x
  3. Step 3: Cross multiply
    61,556.38x = 84,942.70 × 34,705.49
  4. Step 4: Simplify right side
    61,556.38x = 2,947,977,513.95
  5. Step 5: Solve for x
    x = 2,947,977,513.95/61,556.38
  6. Step 6: Final answer
    x = 47,890.69

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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.