Home / 255,746.81-352,932.11-148,380.77

Finding the Fourth Proportional to 255,746.81, 352,932.11 and 148,380.77

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Solution

The fourth proportional to 255,746.81, 352,932.11 and 148,380.77 is: 204,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,746.81 : 352,932.11 = 148,380.77 : x
  2. Step 2: Convert to fraction form
    255,746.81/352,932.11 = 148,380.77/x
  3. Step 3: Cross multiply
    255,746.81x = 352,932.11 × 148,380.77
  4. Step 4: Simplify right side
    255,746.81x = 52,368,336,845.82
  5. Step 5: Solve for x
    x = 52,368,336,845.82/255,746.81
  6. Step 6: Final answer
    x = 204,766.34

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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.