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Finding the Fourth Proportional to 53,294.64, 79,854.12 and 34,573.68

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Solution

The fourth proportional to 53,294.64, 79,854.12 and 34,573.68 is: 51,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,294.64 : 79,854.12 = 34,573.68 : x
  2. Step 2: Convert to fraction form
    53,294.64/79,854.12 = 34,573.68/x
  3. Step 3: Cross multiply
    53,294.64x = 79,854.12 × 34,573.68
  4. Step 4: Simplify right side
    53,294.64x = 2,760,850,791.56
  5. Step 5: Solve for x
    x = 2,760,850,791.56/53,294.64
  6. Step 6: Final answer
    x = 51,803.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.