Home / 146,399.52-219,682.30-67,513.74

Finding the Fourth Proportional to 146,399.52, 219,682.30 and 67,513.74

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Solution

The fourth proportional to 146,399.52, 219,682.30 and 67,513.74 is: 101,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,399.52 : 219,682.30 = 67,513.74 : x
  2. Step 2: Convert to fraction form
    146,399.52/219,682.30 = 67,513.74/x
  3. Step 3: Cross multiply
    146,399.52x = 219,682.30 × 67,513.74
  4. Step 4: Simplify right side
    146,399.52x = 14,831,573,684.80
  5. Step 5: Solve for x
    x = 14,831,573,684.80/146,399.52
  6. Step 6: Final answer
    x = 101,308.90

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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.