Home / 84,168.02-126,266.61-37,424.54

Finding the Fourth Proportional to 84,168.02, 126,266.61 and 37,424.54

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Solution

The fourth proportional to 84,168.02, 126,266.61 and 37,424.54 is: 56,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,168.02 : 126,266.61 = 37,424.54 : x
  2. Step 2: Convert to fraction form
    84,168.02/126,266.61 = 37,424.54/x
  3. Step 3: Cross multiply
    84,168.02x = 126,266.61 × 37,424.54
  4. Step 4: Simplify right side
    84,168.02x = 4,725,469,796.61
  5. Step 5: Solve for x
    x = 4,725,469,796.61/84,168.02
  6. Step 6: Final answer
    x = 56,143.29

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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.