Home / 144,136.62-216,216.45-50,663.34

Finding the Fourth Proportional to 144,136.62, 216,216.45 and 50,663.34

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Solution

The fourth proportional to 144,136.62, 216,216.45 and 50,663.34 is: 75,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,136.62 : 216,216.45 = 50,663.34 : x
  2. Step 2: Convert to fraction form
    144,136.62/216,216.45 = 50,663.34/x
  3. Step 3: Cross multiply
    144,136.62x = 216,216.45 × 50,663.34
  4. Step 4: Simplify right side
    144,136.62x = 10,954,247,519.94
  5. Step 5: Solve for x
    x = 10,954,247,519.94/144,136.62
  6. Step 6: Final answer
    x = 75,999.06

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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.