Home / 68,932.64-95,165.53-55,285.76

Finding the Fourth Proportional to 68,932.64, 95,165.53 and 55,285.76

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Solution

The fourth proportional to 68,932.64, 95,165.53 and 55,285.76 is: 76,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,932.64 : 95,165.53 = 55,285.76 : x
  2. Step 2: Convert to fraction form
    68,932.64/95,165.53 = 55,285.76/x
  3. Step 3: Cross multiply
    68,932.64x = 95,165.53 × 55,285.76
  4. Step 4: Simplify right side
    68,932.64x = 5,261,298,037.81
  5. Step 5: Solve for x
    x = 5,261,298,037.81/68,932.64
  6. Step 6: Final answer
    x = 76,325.21

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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.