Home / 170,815.10-256,222.65-60,007.10

Finding the Fourth Proportional to 170,815.10, 256,222.65 and 60,007.10

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Solution

The fourth proportional to 170,815.10, 256,222.65 and 60,007.10 is: 90,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,815.10 : 256,222.65 = 60,007.10 : x
  2. Step 2: Convert to fraction form
    170,815.10/256,222.65 = 60,007.10/x
  3. Step 3: Cross multiply
    170,815.10x = 256,222.65 × 60,007.10
  4. Step 4: Simplify right side
    170,815.10x = 15,375,178,180.82
  5. Step 5: Solve for x
    x = 15,375,178,180.82/170,815.10
  6. Step 6: Final answer
    x = 90,010.65

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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.