Home / 108,004.10-162,079.05-48,809.30

Finding the Fourth Proportional to 108,004.10, 162,079.05 and 48,809.30

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Solution

The fourth proportional to 108,004.10, 162,079.05 and 48,809.30 is: 73,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004.10 : 162,079.05 = 48,809.30 : x
  2. Step 2: Convert to fraction form
    108,004.10/162,079.05 = 48,809.30/x
  3. Step 3: Cross multiply
    108,004.10x = 162,079.05 × 48,809.30
  4. Step 4: Simplify right side
    108,004.10x = 7,910,964,975.17
  5. Step 5: Solve for x
    x = 7,910,964,975.17/108,004.10
  6. Step 6: Final answer
    x = 73,246.90

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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.