Home / 127,858.82-191,746.73-60,380.42

Finding the Fourth Proportional to 127,858.82, 191,746.73 and 60,380.42

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Solution

The fourth proportional to 127,858.82, 191,746.73 and 60,380.42 is: 90,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,858.82 : 191,746.73 = 60,380.42 : x
  2. Step 2: Convert to fraction form
    127,858.82/191,746.73 = 60,380.42/x
  3. Step 3: Cross multiply
    127,858.82x = 191,746.73 × 60,380.42
  4. Step 4: Simplify right side
    127,858.82x = 11,577,746,830.39
  5. Step 5: Solve for x
    x = 11,577,746,830.39/127,858.82
  6. Step 6: Final answer
    x = 90,551.03

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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.