Home / 127,078.82-190,504.91-48,248.41

Finding the Fourth Proportional to 127,078.82, 190,504.91 and 48,248.41

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Solution

The fourth proportional to 127,078.82, 190,504.91 and 48,248.41 is: 72,329.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,078.82 : 190,504.91 = 48,248.41 : x
  2. Step 2: Convert to fraction form
    127,078.82/190,504.91 = 48,248.41/x
  3. Step 3: Cross multiply
    127,078.82x = 190,504.91 × 48,248.41
  4. Step 4: Simplify right side
    127,078.82x = 9,191,559,006.25
  5. Step 5: Solve for x
    x = 9,191,559,006.25/127,078.82
  6. Step 6: Final answer
    x = 72,329.59

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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.