Home / 156,820.16-235,243.24-50,219.68

Finding the Fourth Proportional to 156,820.16, 235,243.24 and 50,219.68

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Solution

The fourth proportional to 156,820.16, 235,243.24 and 50,219.68 is: 75,333.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,820.16 : 235,243.24 = 50,219.68 : x
  2. Step 2: Convert to fraction form
    156,820.16/235,243.24 = 50,219.68/x
  3. Step 3: Cross multiply
    156,820.16x = 235,243.24 × 50,219.68
  4. Step 4: Simplify right side
    156,820.16x = 11,813,840,234.96
  5. Step 5: Solve for x
    x = 11,813,840,234.96/156,820.16
  6. Step 6: Final answer
    x = 75,333.68

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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.