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Finding the Fourth Proportional to 255,234.44, 352,180.51 and 147,785.92

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Solution

The fourth proportional to 255,234.44, 352,180.51 and 147,785.92 is: 203,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,234.44 : 352,180.51 = 147,785.92 : x
  2. Step 2: Convert to fraction form
    255,234.44/352,180.51 = 147,785.92/x
  3. Step 3: Cross multiply
    255,234.44x = 352,180.51 × 147,785.92
  4. Step 4: Simplify right side
    255,234.44x = 52,047,319,426.50
  5. Step 5: Solve for x
    x = 52,047,319,426.50/255,234.44
  6. Step 6: Final answer
    x = 203,919.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.