Home / 127,099.60-190,525.47-60,521.86

Finding the Fourth Proportional to 127,099.60, 190,525.47 and 60,521.86

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Solution

The fourth proportional to 127,099.60, 190,525.47 and 60,521.86 is: 90,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,099.60 : 190,525.47 = 60,521.86 : x
  2. Step 2: Convert to fraction form
    127,099.60/190,525.47 = 60,521.86/x
  3. Step 3: Cross multiply
    127,099.60x = 190,525.47 × 60,521.86
  4. Step 4: Simplify right side
    127,099.60x = 11,530,955,821.77
  5. Step 5: Solve for x
    x = 11,530,955,821.77/127,099.60
  6. Step 6: Final answer
    x = 90,723.78

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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.