Home / 112,119.13-167,667.38-83,676.16

Finding the Fourth Proportional to 112,119.13, 167,667.38 and 83,676.16

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Solution

The fourth proportional to 112,119.13, 167,667.38 and 83,676.16 is: 125,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,119.13 : 167,667.38 = 83,676.16 : x
  2. Step 2: Convert to fraction form
    112,119.13/167,667.38 = 83,676.16/x
  3. Step 3: Cross multiply
    112,119.13x = 167,667.38 × 83,676.16
  4. Step 4: Simplify right side
    112,119.13x = 14,029,761,258.94
  5. Step 5: Solve for x
    x = 14,029,761,258.94/112,119.13
  6. Step 6: Final answer
    x = 125,132.63

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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.