Home / 146,014.20-219,005.10-40,843.80

Finding the Fourth Proportional to 146,014.20, 219,005.10 and 40,843.80

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Solution

The fourth proportional to 146,014.20, 219,005.10 and 40,843.80 is: 61,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,014.20 : 219,005.10 = 40,843.80 : x
  2. Step 2: Convert to fraction form
    146,014.20/219,005.10 = 40,843.80/x
  3. Step 3: Cross multiply
    146,014.20x = 219,005.10 × 40,843.80
  4. Step 4: Simplify right side
    146,014.20x = 8,945,000,503.38
  5. Step 5: Solve for x
    x = 8,945,000,503.38/146,014.20
  6. Step 6: Final answer
    x = 61,261.17

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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.