Home / 65,846.41-90,867.37-35,631.07

Finding the Fourth Proportional to 65,846.41, 90,867.37 and 35,631.07

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Solution

The fourth proportional to 65,846.41, 90,867.37 and 35,631.07 is: 49,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,846.41 : 90,867.37 = 35,631.07 : x
  2. Step 2: Convert to fraction form
    65,846.41/90,867.37 = 35,631.07/x
  3. Step 3: Cross multiply
    65,846.41x = 90,867.37 × 35,631.07
  4. Step 4: Simplify right side
    65,846.41x = 3,237,701,621.19
  5. Step 5: Solve for x
    x = 3,237,701,621.19/65,846.41
  6. Step 6: Final answer
    x = 49,170.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.