Home / 84,715.56-126,903.90-50,962.98

Finding the Fourth Proportional to 84,715.56, 126,903.90 and 50,962.98

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Solution

The fourth proportional to 84,715.56, 126,903.90 and 50,962.98 is: 76,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,715.56 : 126,903.90 = 50,962.98 : x
  2. Step 2: Convert to fraction form
    84,715.56/126,903.90 = 50,962.98/x
  3. Step 3: Cross multiply
    84,715.56x = 126,903.90 × 50,962.98
  4. Step 4: Simplify right side
    84,715.56x = 6,467,400,917.62
  5. Step 5: Solve for x
    x = 6,467,400,917.62/84,715.56
  6. Step 6: Final answer
    x = 76,342.54

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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.