Home / 57,218.40-85,754.70-41,617.80

Finding the Fourth Proportional to 57,218.40, 85,754.70 and 41,617.80

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Solution

The fourth proportional to 57,218.40, 85,754.70 and 41,617.80 is: 62,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,218.40 : 85,754.70 = 41,617.80 : x
  2. Step 2: Convert to fraction form
    57,218.40/85,754.70 = 41,617.80/x
  3. Step 3: Cross multiply
    57,218.40x = 85,754.70 × 41,617.80
  4. Step 4: Simplify right side
    57,218.40x = 3,568,921,953.66
  5. Step 5: Solve for x
    x = 3,568,921,953.66/57,218.40
  6. Step 6: Final answer
    x = 62,373.68

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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.