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Finding the Fourth Proportional to 255,746.54, 352,951.24 and 141,047.62

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Solution

The fourth proportional to 255,746.54, 352,951.24 and 141,047.62 is: 194,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,746.54 : 352,951.24 = 141,047.62 : x
  2. Step 2: Convert to fraction form
    255,746.54/352,951.24 = 141,047.62/x
  3. Step 3: Cross multiply
    255,746.54x = 352,951.24 × 141,047.62
  4. Step 4: Simplify right side
    255,746.54x = 49,782,932,378.05
  5. Step 5: Solve for x
    x = 49,782,932,378.05/255,746.54
  6. Step 6: Final answer
    x = 194,657.30

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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.