Home / 127,226.12-190,548.50-60,712.95

Finding the Fourth Proportional to 127,226.12, 190,548.50 and 60,712.95

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Solution

The fourth proportional to 127,226.12, 190,548.50 and 60,712.95 is: 90,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,226.12 : 190,548.50 = 60,712.95 : x
  2. Step 2: Convert to fraction form
    127,226.12/190,548.50 = 60,712.95/x
  3. Step 3: Cross multiply
    127,226.12x = 190,548.50 × 60,712.95
  4. Step 4: Simplify right side
    127,226.12x = 11,568,761,704.86
  5. Step 5: Solve for x
    x = 11,568,761,704.86/127,226.12
  6. Step 6: Final answer
    x = 90,930.72

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1.5x scale

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.