Home / 170,340.20-255,510.30-119,601.80

Finding the Fourth Proportional to 170,340.20, 255,510.30 and 119,601.80

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Solution

The fourth proportional to 170,340.20, 255,510.30 and 119,601.80 is: 179,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,340.20 : 255,510.30 = 119,601.80 : x
  2. Step 2: Convert to fraction form
    170,340.20/255,510.30 = 119,601.80/x
  3. Step 3: Cross multiply
    170,340.20x = 255,510.30 × 119,601.80
  4. Step 4: Simplify right side
    170,340.20x = 30,559,491,798.54
  5. Step 5: Solve for x
    x = 30,559,491,798.54/170,340.20
  6. Step 6: Final answer
    x = 179,402.70

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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.