Home / 73,721.80-110,582.70-27,008.20

Finding the Fourth Proportional to 73,721.80, 110,582.70 and 27,008.20

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Solution

The fourth proportional to 73,721.80, 110,582.70 and 27,008.20 is: 40,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.80 : 110,582.70 = 27,008.20 : x
  2. Step 2: Convert to fraction form
    73,721.80/110,582.70 = 27,008.20/x
  3. Step 3: Cross multiply
    73,721.80x = 110,582.70 × 27,008.20
  4. Step 4: Simplify right side
    73,721.80x = 2,986,639,678.14
  5. Step 5: Solve for x
    x = 2,986,639,678.14/73,721.80
  6. Step 6: Final answer
    x = 40,512.30

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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.