Home / 170,101.29-254,860.34-120,091.89

Finding the Fourth Proportional to 170,101.29, 254,860.34 and 120,091.89

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Solution

The fourth proportional to 170,101.29, 254,860.34 and 120,091.89 is: 179,931.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,101.29 : 254,860.34 = 120,091.89 : x
  2. Step 2: Convert to fraction form
    170,101.29/254,860.34 = 120,091.89/x
  3. Step 3: Cross multiply
    170,101.29x = 254,860.34 × 120,091.89
  4. Step 4: Simplify right side
    170,101.29x = 30,606,659,316.18
  5. Step 5: Solve for x
    x = 30,606,659,316.18/170,101.29
  6. Step 6: Final answer
    x = 179,931.96

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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.