Home / 146,125.17-218,993.99-75,044.94

Finding the Fourth Proportional to 146,125.17, 218,993.99 and 75,044.94

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Solution

The fourth proportional to 146,125.17, 218,993.99 and 75,044.94 is: 112,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,125.17 : 218,993.99 = 75,044.94 : x
  2. Step 2: Convert to fraction form
    146,125.17/218,993.99 = 75,044.94/x
  3. Step 3: Cross multiply
    146,125.17x = 218,993.99 × 75,044.94
  4. Step 4: Simplify right side
    146,125.17x = 16,434,390,464.69
  5. Step 5: Solve for x
    x = 16,434,390,464.69/146,125.17
  6. Step 6: Final answer
    x = 112,467.90

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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.