Home / 71,022.69-106,501.23-26,617.68

Finding the Fourth Proportional to 71,022.69, 106,501.23 and 26,617.68

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Solution

The fourth proportional to 71,022.69, 106,501.23 and 26,617.68 is: 39,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,022.69 : 106,501.23 = 26,617.68 : x
  2. Step 2: Convert to fraction form
    71,022.69/106,501.23 = 26,617.68/x
  3. Step 3: Cross multiply
    71,022.69x = 106,501.23 × 26,617.68
  4. Step 4: Simplify right side
    71,022.69x = 2,834,815,659.75
  5. Step 5: Solve for x
    x = 2,834,815,659.75/71,022.69
  6. Step 6: Final answer
    x = 39,914.23

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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.