Home / 178,884.21-268,323.58-45,763.34

Finding the Fourth Proportional to 178,884.21, 268,323.58 and 45,763.34

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Solution

The fourth proportional to 178,884.21, 268,323.58 and 45,763.34 is: 68,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,884.21 : 268,323.58 = 45,763.34 : x
  2. Step 2: Convert to fraction form
    178,884.21/268,323.58 = 45,763.34/x
  3. Step 3: Cross multiply
    178,884.21x = 268,323.58 × 45,763.34
  4. Step 4: Simplify right side
    178,884.21x = 12,279,382,992.74
  5. Step 5: Solve for x
    x = 12,279,382,992.74/178,884.21
  6. Step 6: Final answer
    x = 68,644.31

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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.