Home / 108,537.71-162,986.99-73,226.20

Finding the Fourth Proportional to 108,537.71, 162,986.99 and 73,226.20

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Solution

The fourth proportional to 108,537.71, 162,986.99 and 73,226.20 is: 109,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,537.71 : 162,986.99 = 73,226.20 : x
  2. Step 2: Convert to fraction form
    108,537.71/162,986.99 = 73,226.20/x
  3. Step 3: Cross multiply
    108,537.71x = 162,986.99 × 73,226.20
  4. Step 4: Simplify right side
    108,537.71x = 11,934,917,927.14
  5. Step 5: Solve for x
    x = 11,934,917,927.14/108,537.71
  6. Step 6: Final answer
    x = 109,961.03

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1.5x scale

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.