Home / 146,247.40-219,225.30-67,223.80

Finding the Fourth Proportional to 146,247.40, 219,225.30 and 67,223.80

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Solution

The fourth proportional to 146,247.40, 219,225.30 and 67,223.80 is: 100,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,247.40 : 219,225.30 = 67,223.80 : x
  2. Step 2: Convert to fraction form
    146,247.40/219,225.30 = 67,223.80/x
  3. Step 3: Cross multiply
    146,247.40x = 219,225.30 × 67,223.80
  4. Step 4: Simplify right side
    146,247.40x = 14,737,157,722.14
  5. Step 5: Solve for x
    x = 14,737,157,722.14/146,247.40
  6. Step 6: Final answer
    x = 100,768.68

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1.5x scale

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.