Home / 104,471.21-156,686.00-51,140.27

Finding the Fourth Proportional to 104,471.21, 156,686.00 and 51,140.27

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Solution

The fourth proportional to 104,471.21, 156,686.00 and 51,140.27 is: 76,700.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,471.21 : 156,686.00 = 51,140.27 : x
  2. Step 2: Convert to fraction form
    104,471.21/156,686.00 = 51,140.27/x
  3. Step 3: Cross multiply
    104,471.21x = 156,686.00 × 51,140.27
  4. Step 4: Simplify right side
    104,471.21x = 8,012,964,481.23
  5. Step 5: Solve for x
    x = 8,012,964,481.23/104,471.21
  6. Step 6: Final answer
    x = 76,700.22

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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.