Home / 108,165.13-162,263.07-33,291.52

Finding the Fourth Proportional to 108,165.13, 162,263.07 and 33,291.52

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Solution

The fourth proportional to 108,165.13, 162,263.07 and 33,291.52 is: 49,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,165.13 : 162,263.07 = 33,291.52 : x
  2. Step 2: Convert to fraction form
    108,165.13/162,263.07 = 33,291.52/x
  3. Step 3: Cross multiply
    108,165.13x = 162,263.07 × 33,291.52
  4. Step 4: Simplify right side
    108,165.13x = 5,401,984,240.17
  5. Step 5: Solve for x
    x = 5,401,984,240.17/108,165.13
  6. Step 6: Final answer
    x = 49,942.01

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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.