Home / 61,022.30-84,219.60-34,166.54

Finding the Fourth Proportional to 61,022.30, 84,219.60 and 34,166.54

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Solution

The fourth proportional to 61,022.30, 84,219.60 and 34,166.54 is: 47,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,022.30 : 84,219.60 = 34,166.54 : x
  2. Step 2: Convert to fraction form
    61,022.30/84,219.60 = 34,166.54/x
  3. Step 3: Cross multiply
    61,022.30x = 84,219.60 × 34,166.54
  4. Step 4: Simplify right side
    61,022.30x = 2,877,491,911.09
  5. Step 5: Solve for x
    x = 2,877,491,911.09/61,022.30
  6. Step 6: Final answer
    x = 47,154.76

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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.