Home / 54,253.60-81,254.04-52,758.82

Finding the Fourth Proportional to 54,253.60, 81,254.04 and 52,758.82

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Solution

The fourth proportional to 54,253.60, 81,254.04 and 52,758.82 is: 79,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,253.60 : 81,254.04 = 52,758.82 : x
  2. Step 2: Convert to fraction form
    54,253.60/81,254.04 = 52,758.82/x
  3. Step 3: Cross multiply
    54,253.60x = 81,254.04 × 52,758.82
  4. Step 4: Simplify right side
    54,253.60x = 4,286,867,270.63
  5. Step 5: Solve for x
    x = 4,286,867,270.63/54,253.60
  6. Step 6: Final answer
    x = 79,015.35

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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.