Home / 170,090.67-234,720.33-98,471.88

Finding the Fourth Proportional to 170,090.67, 234,720.33 and 98,471.88

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Solution

The fourth proportional to 170,090.67, 234,720.33 and 98,471.88 is: 135,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,090.67 : 234,720.33 = 98,471.88 : x
  2. Step 2: Convert to fraction form
    170,090.67/234,720.33 = 98,471.88/x
  3. Step 3: Cross multiply
    170,090.67x = 234,720.33 × 98,471.88
  4. Step 4: Simplify right side
    170,090.67x = 23,113,352,169.32
  5. Step 5: Solve for x
    x = 23,113,352,169.32/170,090.67
  6. Step 6: Final answer
    x = 135,888.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.