Home / 104,177.37-156,270.38-30,305.37

Finding the Fourth Proportional to 104,177.37, 156,270.38 and 30,305.37

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Solution

The fourth proportional to 104,177.37, 156,270.38 and 30,305.37 is: 45,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,177.37 : 156,270.38 = 30,305.37 : x
  2. Step 2: Convert to fraction form
    104,177.37/156,270.38 = 30,305.37/x
  3. Step 3: Cross multiply
    104,177.37x = 156,270.38 × 30,305.37
  4. Step 4: Simplify right side
    104,177.37x = 4,735,831,534.41
  5. Step 5: Solve for x
    x = 4,735,831,534.41/104,177.37
  6. Step 6: Final answer
    x = 45,459.31

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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.