Home / 254,285.28-381,429.84-117,495.72

Finding the Fourth Proportional to 254,285.28, 381,429.84 and 117,495.72

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Solution

The fourth proportional to 254,285.28, 381,429.84 and 117,495.72 is: 176,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,285.28 : 381,429.84 = 117,495.72 : x
  2. Step 2: Convert to fraction form
    254,285.28/381,429.84 = 117,495.72/x
  3. Step 3: Cross multiply
    254,285.28x = 381,429.84 × 117,495.72
  4. Step 4: Simplify right side
    254,285.28x = 44,816,373,680.28
  5. Step 5: Solve for x
    x = 44,816,373,680.28/254,285.28
  6. Step 6: Final answer
    x = 176,244.47

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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.