Home / 127,098.60-190,523.97-60,520.86

Finding the Fourth Proportional to 127,098.60, 190,523.97 and 60,520.86

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Solution

The fourth proportional to 127,098.60, 190,523.97 and 60,520.86 is: 90,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,098.60 : 190,523.97 = 60,520.86 : x
  2. Step 2: Convert to fraction form
    127,098.60/190,523.97 = 60,520.86/x
  3. Step 3: Cross multiply
    127,098.60x = 190,523.97 × 60,520.86
  4. Step 4: Simplify right side
    127,098.60x = 11,530,674,515.01
  5. Step 5: Solve for x
    x = 11,530,674,515.01/127,098.60
  6. Step 6: Final answer
    x = 90,722.28

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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.