Home / 146,566.20-219,816.07-74,446

Finding the Fourth Proportional to 146,566.20, 219,816.07 and 74,446

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Solution

The fourth proportional to 146,566.20, 219,816.07 and 74,446 is: 111,652.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,566.20 : 219,816.07 = 74,446 : x
  2. Step 2: Convert to fraction form
    146,566.20/219,816.07 = 74,446/x
  3. Step 3: Cross multiply
    146,566.20x = 219,816.07 × 74,446
  4. Step 4: Simplify right side
    146,566.20x = 16,364,427,147.22
  5. Step 5: Solve for x
    x = 16,364,427,147.22/146,566.20
  6. Step 6: Final answer
    x = 111,652.12

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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.