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Finding the Fourth Proportional to 127,297.44, 175,650.93 and 73,572.03

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Solution

The fourth proportional to 127,297.44, 175,650.93 and 73,572.03 is: 101,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,297.44 : 175,650.93 = 73,572.03 : x
  2. Step 2: Convert to fraction form
    127,297.44/175,650.93 = 73,572.03/x
  3. Step 3: Cross multiply
    127,297.44x = 175,650.93 × 73,572.03
  4. Step 4: Simplify right side
    127,297.44x = 12,922,995,491.49
  5. Step 5: Solve for x
    x = 12,922,995,491.49/127,297.44
  6. Step 6: Final answer
    x = 101,518.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.