Home / 127,835.26-176,418.67-71,247.04

Finding the Fourth Proportional to 127,835.26, 176,418.67 and 71,247.04

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Solution

The fourth proportional to 127,835.26, 176,418.67 and 71,247.04 is: 98,324.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,835.26 : 176,418.67 = 71,247.04 : x
  2. Step 2: Convert to fraction form
    127,835.26/176,418.67 = 71,247.04/x
  3. Step 3: Cross multiply
    127,835.26x = 176,418.67 × 71,247.04
  4. Step 4: Simplify right side
    127,835.26x = 12,569,307,682.00
  5. Step 5: Solve for x
    x = 12,569,307,682.00/127,835.26
  6. Step 6: Final answer
    x = 98,324.26

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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.