Home / 170,147.70-255,221.55-111,050.10

Finding the Fourth Proportional to 170,147.70, 255,221.55 and 111,050.10

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Solution

The fourth proportional to 170,147.70, 255,221.55 and 111,050.10 is: 166,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,147.70 : 255,221.55 = 111,050.10 : x
  2. Step 2: Convert to fraction form
    170,147.70/255,221.55 = 111,050.10/x
  3. Step 3: Cross multiply
    170,147.70x = 255,221.55 × 111,050.10
  4. Step 4: Simplify right side
    170,147.70x = 28,342,378,649.66
  5. Step 5: Solve for x
    x = 28,342,378,649.66/170,147.70
  6. Step 6: Final answer
    x = 166,575.15

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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.