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Finding the Fourth Proportional to 255,600.66, 352,730.25 and 148,234.35

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Solution

The fourth proportional to 255,600.66, 352,730.25 and 148,234.35 is: 204,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,600.66 : 352,730.25 = 148,234.35 : x
  2. Step 2: Convert to fraction form
    255,600.66/352,730.25 = 148,234.35/x
  3. Step 3: Cross multiply
    255,600.66x = 352,730.25 × 148,234.35
  4. Step 4: Simplify right side
    255,600.66x = 52,286,739,334.09
  5. Step 5: Solve for x
    x = 52,286,739,334.09/255,600.66
  6. Step 6: Final answer
    x = 204,564.18

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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.