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Finding the Fourth Proportional to 53,496.60, 80,254 and 26,855.30

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Solution

The fourth proportional to 53,496.60, 80,254 and 26,855.30 is: 40,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,496.60 : 80,254 = 26,855.30 : x
  2. Step 2: Convert to fraction form
    53,496.60/80,254 = 26,855.30/x
  3. Step 3: Cross multiply
    53,496.60x = 80,254 × 26,855.30
  4. Step 4: Simplify right side
    53,496.60x = 2,155,245,246.20
  5. Step 5: Solve for x
    x = 2,155,245,246.20/53,496.60
  6. Step 6: Final answer
    x = 40,287.52

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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.