Home / 60,198.14-90,243.41-28,588.70

Finding the Fourth Proportional to 60,198.14, 90,243.41 and 28,588.70

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Solution

The fourth proportional to 60,198.14, 90,243.41 and 28,588.70 is: 42,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,198.14 : 90,243.41 = 28,588.70 : x
  2. Step 2: Convert to fraction form
    60,198.14/90,243.41 = 28,588.70/x
  3. Step 3: Cross multiply
    60,198.14x = 90,243.41 × 28,588.70
  4. Step 4: Simplify right side
    60,198.14x = 2,579,941,181.31
  5. Step 5: Solve for x
    x = 2,579,941,181.31/60,198.14
  6. Step 6: Final answer
    x = 42,857.49

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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.