Home / 45,150.97-67,664.17-34,045.47

Finding the Fourth Proportional to 45,150.97, 67,664.17 and 34,045.47

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Solution

The fourth proportional to 45,150.97, 67,664.17 and 34,045.47 is: 51,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,150.97 : 67,664.17 = 34,045.47 : x
  2. Step 2: Convert to fraction form
    45,150.97/67,664.17 = 34,045.47/x
  3. Step 3: Cross multiply
    45,150.97x = 67,664.17 × 34,045.47
  4. Step 4: Simplify right side
    45,150.97x = 2,303,658,469.81
  5. Step 5: Solve for x
    x = 2,303,658,469.81/45,150.97
  6. Step 6: Final answer
    x = 51,021.24

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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.