Home / 60,435.22-90,621.68-27,126.72

Finding the Fourth Proportional to 60,435.22, 90,621.68 and 27,126.72

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Solution

The fourth proportional to 60,435.22, 90,621.68 and 27,126.72 is: 40,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,435.22 : 90,621.68 = 27,126.72 : x
  2. Step 2: Convert to fraction form
    60,435.22/90,621.68 = 27,126.72/x
  3. Step 3: Cross multiply
    60,435.22x = 90,621.68 × 27,126.72
  4. Step 4: Simplify right side
    60,435.22x = 2,458,268,939.29
  5. Step 5: Solve for x
    x = 2,458,268,939.29/60,435.22
  6. Step 6: Final answer
    x = 40,676.10

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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.