Home / 170,065.20-255,097.80-95,415.60

Finding the Fourth Proportional to 170,065.20, 255,097.80 and 95,415.60

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Solution

The fourth proportional to 170,065.20, 255,097.80 and 95,415.60 is: 143,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,065.20 : 255,097.80 = 95,415.60 : x
  2. Step 2: Convert to fraction form
    170,065.20/255,097.80 = 95,415.60/x
  3. Step 3: Cross multiply
    170,065.20x = 255,097.80 × 95,415.60
  4. Step 4: Simplify right side
    170,065.20x = 24,340,309,645.68
  5. Step 5: Solve for x
    x = 24,340,309,645.68/170,065.20
  6. Step 6: Final answer
    x = 143,123.40

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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.