Home / 170,730.10-256,325.55-108,522.10

Finding the Fourth Proportional to 170,730.10, 256,325.55 and 108,522.10

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Solution

The fourth proportional to 170,730.10, 256,325.55 and 108,522.10 is: 162,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,730.10 : 256,325.55 = 108,522.10 : x
  2. Step 2: Convert to fraction form
    170,730.10/256,325.55 = 108,522.10/x
  3. Step 3: Cross multiply
    170,730.10x = 256,325.55 × 108,522.10
  4. Step 4: Simplify right side
    170,730.10x = 27,816,986,969.66
  5. Step 5: Solve for x
    x = 27,816,986,969.66/170,730.10
  6. Step 6: Final answer
    x = 162,929.60

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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.