Home / 54,255.64-81,214.98-35,254.84

Finding the Fourth Proportional to 54,255.64, 81,214.98 and 35,254.84

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Solution

The fourth proportional to 54,255.64, 81,214.98 and 35,254.84 is: 52,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,255.64 : 81,214.98 = 35,254.84 : x
  2. Step 2: Convert to fraction form
    54,255.64/81,214.98 = 35,254.84/x
  3. Step 3: Cross multiply
    54,255.64x = 81,214.98 × 35,254.84
  4. Step 4: Simplify right side
    54,255.64x = 2,863,221,125.50
  5. Step 5: Solve for x
    x = 2,863,221,125.50/54,255.64
  6. Step 6: Final answer
    x = 52,772.78

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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.