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Finding the Fourth Proportional to 255,222.54, 352,284.53 and 147,818.97

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Solution

The fourth proportional to 255,222.54, 352,284.53 and 147,818.97 is: 204,035.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,222.54 : 352,284.53 = 147,818.97 : x
  2. Step 2: Convert to fraction form
    255,222.54/352,284.53 = 147,818.97/x
  3. Step 3: Cross multiply
    255,222.54x = 352,284.53 × 147,818.97
  4. Step 4: Simplify right side
    255,222.54x = 52,074,335,632.44
  5. Step 5: Solve for x
    x = 52,074,335,632.44/255,222.54
  6. Step 6: Final answer
    x = 204,035.02

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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.