Home / 66,917.72-92,386.50-41,801.24

Finding the Fourth Proportional to 66,917.72, 92,386.50 and 41,801.24

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Solution

The fourth proportional to 66,917.72, 92,386.50 and 41,801.24 is: 57,710.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,917.72 : 92,386.50 = 41,801.24 : x
  2. Step 2: Convert to fraction form
    66,917.72/92,386.50 = 41,801.24/x
  3. Step 3: Cross multiply
    66,917.72x = 92,386.50 × 41,801.24
  4. Step 4: Simplify right side
    66,917.72x = 3,861,870,259.26
  5. Step 5: Solve for x
    x = 3,861,870,259.26/66,917.72
  6. Step 6: Final answer
    x = 57,710.73

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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.