Home / 170,736.10-256,334.55-108,528.10

Finding the Fourth Proportional to 170,736.10, 256,334.55 and 108,528.10

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Solution

The fourth proportional to 170,736.10, 256,334.55 and 108,528.10 is: 162,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,736.10 : 256,334.55 = 108,528.10 : x
  2. Step 2: Convert to fraction form
    170,736.10/256,334.55 = 108,528.10/x
  3. Step 3: Cross multiply
    170,736.10x = 256,334.55 × 108,528.10
  4. Step 4: Simplify right side
    170,736.10x = 27,819,501,675.86
  5. Step 5: Solve for x
    x = 27,819,501,675.86/170,736.10
  6. Step 6: Final answer
    x = 162,938.60

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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.