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Finding the Fourth Proportional to 255,794.52, 353,002.14 and 141,076.65

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Solution

The fourth proportional to 255,794.52, 353,002.14 and 141,076.65 is: 194,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,794.52 : 353,002.14 = 141,076.65 : x
  2. Step 2: Convert to fraction form
    255,794.52/353,002.14 = 141,076.65/x
  3. Step 3: Cross multiply
    255,794.52x = 353,002.14 × 141,076.65
  4. Step 4: Simplify right side
    255,794.52x = 49,800,359,354.03
  5. Step 5: Solve for x
    x = 49,800,359,354.03/255,794.52
  6. Step 6: Final answer
    x = 194,688.92

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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.