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Finding the Fourth Proportional to 117,179.12, 175,797.84 and 34,073.12

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Solution

The fourth proportional to 117,179.12, 175,797.84 and 34,073.12 is: 51,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,179.12 : 175,797.84 = 34,073.12 : x
  2. Step 2: Convert to fraction form
    117,179.12/175,797.84 = 34,073.12/x
  3. Step 3: Cross multiply
    117,179.12x = 175,797.84 × 34,073.12
  4. Step 4: Simplify right side
    117,179.12x = 5,989,980,898.06
  5. Step 5: Solve for x
    x = 5,989,980,898.06/117,179.12
  6. Step 6: Final answer
    x = 51,118.16

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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.