Home / 65,835.72-90,853.23-37,161.41

Finding the Fourth Proportional to 65,835.72, 90,853.23 and 37,161.41

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Solution

The fourth proportional to 65,835.72, 90,853.23 and 37,161.41 is: 51,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,835.72 : 90,853.23 = 37,161.41 : x
  2. Step 2: Convert to fraction form
    65,835.72/90,853.23 = 37,161.41/x
  3. Step 3: Cross multiply
    65,835.72x = 90,853.23 × 37,161.41
  4. Step 4: Simplify right side
    65,835.72x = 3,376,233,944.05
  5. Step 5: Solve for x
    x = 3,376,233,944.05/65,835.72
  6. Step 6: Final answer
    x = 51,282.71

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1.5x scale

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.