Home / 170,933.49-256,492.04-71,162.55

Finding the Fourth Proportional to 170,933.49, 256,492.04 and 71,162.55

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Solution

The fourth proportional to 170,933.49, 256,492.04 and 71,162.55 is: 106,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,933.49 : 256,492.04 = 71,162.55 : x
  2. Step 2: Convert to fraction form
    170,933.49/256,492.04 = 71,162.55/x
  3. Step 3: Cross multiply
    170,933.49x = 256,492.04 × 71,162.55
  4. Step 4: Simplify right side
    170,933.49x = 18,252,627,265.29
  5. Step 5: Solve for x
    x = 18,252,627,265.29/170,933.49
  6. Step 6: Final answer
    x = 106,782.04

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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.