Home / 146,727.30-219,835.80-67,679.40

Finding the Fourth Proportional to 146,727.30, 219,835.80 and 67,679.40

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Solution

The fourth proportional to 146,727.30, 219,835.80 and 67,679.40 is: 101,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,727.30 : 219,835.80 = 67,679.40 : x
  2. Step 2: Convert to fraction form
    146,727.30/219,835.80 = 67,679.40/x
  3. Step 3: Cross multiply
    146,727.30x = 219,835.80 × 67,679.40
  4. Step 4: Simplify right side
    146,727.30x = 14,878,355,042.52
  5. Step 5: Solve for x
    x = 14,878,355,042.52/146,727.30
  6. Step 6: Final answer
    x = 101,401.41

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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.