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Finding the Fourth Proportional to 74,614.94, 111,934.56 and 22,029.74

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Solution

The fourth proportional to 74,614.94, 111,934.56 and 22,029.74 is: 33,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,614.94 : 111,934.56 = 22,029.74 : x
  2. Step 2: Convert to fraction form
    74,614.94/111,934.56 = 22,029.74/x
  3. Step 3: Cross multiply
    74,614.94x = 111,934.56 × 22,029.74
  4. Step 4: Simplify right side
    74,614.94x = 2,465,888,694.14
  5. Step 5: Solve for x
    x = 2,465,888,694.14/74,614.94
  6. Step 6: Final answer
    x = 33,048.19

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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.