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Finding the Fourth Proportional to 94,251.76, 130,067.52 and 51,813.08

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Solution

The fourth proportional to 94,251.76, 130,067.52 and 51,813.08 is: 71,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,251.76 : 130,067.52 = 51,813.08 : x
  2. Step 2: Convert to fraction form
    94,251.76/130,067.52 = 51,813.08/x
  3. Step 3: Cross multiply
    94,251.76x = 130,067.52 × 51,813.08
  4. Step 4: Simplify right side
    94,251.76x = 6,739,198,819.16
  5. Step 5: Solve for x
    x = 6,739,198,819.16/94,251.76
  6. Step 6: Final answer
    x = 71,502.10

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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.