Home / 156,072.18-234,145.53-50,891.25

Finding the Fourth Proportional to 156,072.18, 234,145.53 and 50,891.25

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Solution

The fourth proportional to 156,072.18, 234,145.53 and 50,891.25 is: 76,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,072.18 : 234,145.53 = 50,891.25 : x
  2. Step 2: Convert to fraction form
    156,072.18/234,145.53 = 50,891.25/x
  3. Step 3: Cross multiply
    156,072.18x = 234,145.53 × 50,891.25
  4. Step 4: Simplify right side
    156,072.18x = 11,915,958,703.61
  5. Step 5: Solve for x
    x = 11,915,958,703.61/156,072.18
  6. Step 6: Final answer
    x = 76,349.02

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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.