Home / 84,360.53-126,477.77-51,072.59

Finding the Fourth Proportional to 84,360.53, 126,477.77 and 51,072.59

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Solution

The fourth proportional to 84,360.53, 126,477.77 and 51,072.59 is: 76,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,360.53 : 126,477.77 = 51,072.59 : x
  2. Step 2: Convert to fraction form
    84,360.53/126,477.77 = 51,072.59/x
  3. Step 3: Cross multiply
    84,360.53x = 126,477.77 × 51,072.59
  4. Step 4: Simplify right side
    84,360.53x = 6,459,546,786.62
  5. Step 5: Solve for x
    x = 6,459,546,786.62/84,360.53
  6. Step 6: Final answer
    x = 76,570.73

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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.