Home / 108,220.22-162,242.82-45,087.85

Finding the Fourth Proportional to 108,220.22, 162,242.82 and 45,087.85

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Solution

The fourth proportional to 108,220.22, 162,242.82 and 45,087.85 is: 67,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220.22 : 162,242.82 = 45,087.85 : x
  2. Step 2: Convert to fraction form
    108,220.22/162,242.82 = 45,087.85/x
  3. Step 3: Cross multiply
    108,220.22x = 162,242.82 × 45,087.85
  4. Step 4: Simplify right side
    108,220.22x = 7,315,180,489.50
  5. Step 5: Solve for x
    x = 7,315,180,489.50/108,220.22
  6. Step 6: Final answer
    x = 67,595.32

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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.