Home / 144,046.20-216,069.30-133,548.60

Finding the Fourth Proportional to 144,046.20, 216,069.30 and 133,548.60

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Solution

The fourth proportional to 144,046.20, 216,069.30 and 133,548.60 is: 200,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,046.20 : 216,069.30 = 133,548.60 : x
  2. Step 2: Convert to fraction form
    144,046.20/216,069.30 = 133,548.60/x
  3. Step 3: Cross multiply
    144,046.20x = 216,069.30 × 133,548.60
  4. Step 4: Simplify right side
    144,046.20x = 28,855,752,517.98
  5. Step 5: Solve for x
    x = 28,855,752,517.98/144,046.20
  6. Step 6: Final answer
    x = 200,322.90

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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.