Home / 156,580.75-234,910.14-45,772.75

Finding the Fourth Proportional to 156,580.75, 234,910.14 and 45,772.75

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Solution

The fourth proportional to 156,580.75, 234,910.14 and 45,772.75 is: 68,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,580.75 : 234,910.14 = 45,772.75 : x
  2. Step 2: Convert to fraction form
    156,580.75/234,910.14 = 45,772.75/x
  3. Step 3: Cross multiply
    156,580.75x = 234,910.14 × 45,772.75
  4. Step 4: Simplify right side
    156,580.75x = 10,752,483,110.69
  5. Step 5: Solve for x
    x = 10,752,483,110.69/156,580.75
  6. Step 6: Final answer
    x = 68,670.53

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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.