Home / 117,416.64-176,153.76-55,014.24

Finding the Fourth Proportional to 117,416.64, 176,153.76 and 55,014.24

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Solution

The fourth proportional to 117,416.64, 176,153.76 and 55,014.24 is: 82,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,416.64 : 176,153.76 = 55,014.24 : x
  2. Step 2: Convert to fraction form
    117,416.64/176,153.76 = 55,014.24/x
  3. Step 3: Cross multiply
    117,416.64x = 176,153.76 × 55,014.24
  4. Step 4: Simplify right side
    117,416.64x = 9,690,965,229.54
  5. Step 5: Solve for x
    x = 9,690,965,229.54/117,416.64
  6. Step 6: Final answer
    x = 82,534.85

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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.