Home / 170,146-234,815.04-98,527.28

Finding the Fourth Proportional to 170,146, 234,815.04 and 98,527.28

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Solution

The fourth proportional to 170,146, 234,815.04 and 98,527.28 is: 135,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,146 : 234,815.04 = 98,527.28 : x
  2. Step 2: Convert to fraction form
    170,146/234,815.04 = 98,527.28/x
  3. Step 3: Cross multiply
    170,146x = 234,815.04 × 98,527.28
  4. Step 4: Simplify right side
    170,146x = 23,135,687,194.29
  5. Step 5: Solve for x
    x = 23,135,687,194.29/170,146
  6. Step 6: Final answer
    x = 135,975.50

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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.