Home / 146,173.77-219,359.03-66,233.43

Finding the Fourth Proportional to 146,173.77, 219,359.03 and 66,233.43

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Solution

The fourth proportional to 146,173.77, 219,359.03 and 66,233.43 is: 99,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,173.77 : 219,359.03 = 66,233.43 : x
  2. Step 2: Convert to fraction form
    146,173.77/219,359.03 = 66,233.43/x
  3. Step 3: Cross multiply
    146,173.77x = 219,359.03 × 66,233.43
  4. Step 4: Simplify right side
    146,173.77x = 14,528,900,627.21
  5. Step 5: Solve for x
    x = 14,528,900,627.21/146,173.77
  6. Step 6: Final answer
    x = 99,394.72

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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.