Home / 170,160.12-255,240.16-45,497.88

Finding the Fourth Proportional to 170,160.12, 255,240.16 and 45,497.88

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Solution

The fourth proportional to 170,160.12, 255,240.16 and 45,497.88 is: 68,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,160.12 : 255,240.16 = 45,497.88 : x
  2. Step 2: Convert to fraction form
    170,160.12/255,240.16 = 45,497.88/x
  3. Step 3: Cross multiply
    170,160.12x = 255,240.16 × 45,497.88
  4. Step 4: Simplify right side
    170,160.12x = 11,612,886,170.86
  5. Step 5: Solve for x
    x = 11,612,886,170.86/170,160.12
  6. Step 6: Final answer
    x = 68,246.81

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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.