Home / 127,226.70-190,934.82-48,494.70

Finding the Fourth Proportional to 127,226.70, 190,934.82 and 48,494.70

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Solution

The fourth proportional to 127,226.70, 190,934.82 and 48,494.70 is: 72,778.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,226.70 : 190,934.82 = 48,494.70 : x
  2. Step 2: Convert to fraction form
    127,226.70/190,934.82 = 48,494.70/x
  3. Step 3: Cross multiply
    127,226.70x = 190,934.82 × 48,494.70
  4. Step 4: Simplify right side
    127,226.70x = 9,259,326,815.45
  5. Step 5: Solve for x
    x = 9,259,326,815.45/127,226.70
  6. Step 6: Final answer
    x = 72,778.17

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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.