Home / 108,285.04-162,378.36-33,391.24

Finding the Fourth Proportional to 108,285.04, 162,378.36 and 33,391.24

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Solution

The fourth proportional to 108,285.04, 162,378.36 and 33,391.24 is: 50,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,285.04 : 162,378.36 = 33,391.24 : x
  2. Step 2: Convert to fraction form
    108,285.04/162,378.36 = 33,391.24/x
  3. Step 3: Cross multiply
    108,285.04x = 162,378.36 × 33,391.24
  4. Step 4: Simplify right side
    108,285.04x = 5,422,014,789.57
  5. Step 5: Solve for x
    x = 5,422,014,789.57/108,285.04
  6. Step 6: Final answer
    x = 50,071.69

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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.