Home / 127,715.82-191,617.49-48,852.60

Finding the Fourth Proportional to 127,715.82, 191,617.49 and 48,852.60

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Solution

The fourth proportional to 127,715.82, 191,617.49 and 48,852.60 is: 73,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,715.82 : 191,617.49 = 48,852.60 : x
  2. Step 2: Convert to fraction form
    127,715.82/191,617.49 = 48,852.60/x
  3. Step 3: Cross multiply
    127,715.82x = 191,617.49 × 48,852.60
  4. Step 4: Simplify right side
    127,715.82x = 9,361,012,591.97
  5. Step 5: Solve for x
    x = 9,361,012,591.97/127,715.82
  6. Step 6: Final answer
    x = 73,295.64

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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.