Home / 108,221.12-162,347.16-33,347.60

Finding the Fourth Proportional to 108,221.12, 162,347.16 and 33,347.60

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Solution

The fourth proportional to 108,221.12, 162,347.16 and 33,347.60 is: 50,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,221.12 : 162,347.16 = 33,347.60 : x
  2. Step 2: Convert to fraction form
    108,221.12/162,347.16 = 33,347.60/x
  3. Step 3: Cross multiply
    108,221.12x = 162,347.16 × 33,347.60
  4. Step 4: Simplify right side
    108,221.12x = 5,413,888,152.82
  5. Step 5: Solve for x
    x = 5,413,888,152.82/108,221.12
  6. Step 6: Final answer
    x = 50,026.17

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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.