Home / 348,940.80-523,296-112,226.88

Finding the Fourth Proportional to 348,940.80, 523,296 and 112,226.88

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Solution

The fourth proportional to 348,940.80, 523,296 and 112,226.88 is: 168,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,940.80 : 523,296 = 112,226.88 : x
  2. Step 2: Convert to fraction form
    348,940.80/523,296 = 112,226.88/x
  3. Step 3: Cross multiply
    348,940.80x = 523,296 × 112,226.88
  4. Step 4: Simplify right side
    348,940.80x = 58,727,877,396.48
  5. Step 5: Solve for x
    x = 58,727,877,396.48/348,940.80
  6. Step 6: Final answer
    x = 168,303.27

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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.