Home / 61,318.49-91,977.77-16,945.27

Finding the Fourth Proportional to 61,318.49, 91,977.77 and 16,945.27

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Solution

The fourth proportional to 61,318.49, 91,977.77 and 16,945.27 is: 25,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,318.49 : 91,977.77 = 16,945.27 : x
  2. Step 2: Convert to fraction form
    61,318.49/91,977.77 = 16,945.27/x
  3. Step 3: Cross multiply
    61,318.49x = 91,977.77 × 16,945.27
  4. Step 4: Simplify right side
    61,318.49x = 1,558,587,959.07
  5. Step 5: Solve for x
    x = 1,558,587,959.07/61,318.49
  6. Step 6: Final answer
    x = 25,417.91

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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.