Home / 108,968.02-150,382.29-82,063.06

Finding the Fourth Proportional to 108,968.02, 150,382.29 and 82,063.06

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Solution

The fourth proportional to 108,968.02, 150,382.29 and 82,063.06 is: 113,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,968.02 : 150,382.29 = 82,063.06 : x
  2. Step 2: Convert to fraction form
    108,968.02/150,382.29 = 82,063.06/x
  3. Step 3: Cross multiply
    108,968.02x = 150,382.29 × 82,063.06
  4. Step 4: Simplify right side
    108,968.02x = 12,340,830,887.21
  5. Step 5: Solve for x
    x = 12,340,830,887.21/108,968.02
  6. Step 6: Final answer
    x = 113,251.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.