Home / 156,015.18-234,047.07-50,809.68

Finding the Fourth Proportional to 156,015.18, 234,047.07 and 50,809.68

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Solution

The fourth proportional to 156,015.18, 234,047.07 and 50,809.68 is: 76,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,015.18 : 234,047.07 = 50,809.68 : x
  2. Step 2: Convert to fraction form
    156,015.18/234,047.07 = 50,809.68/x
  3. Step 3: Cross multiply
    156,015.18x = 234,047.07 × 50,809.68
  4. Step 4: Simplify right side
    156,015.18x = 11,891,856,731.64
  5. Step 5: Solve for x
    x = 11,891,856,731.64/156,015.18
  6. Step 6: Final answer
    x = 76,222.43

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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.