Home / 57,114.29-78,782.14-41,222.09

Finding the Fourth Proportional to 57,114.29, 78,782.14 and 41,222.09

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Solution

The fourth proportional to 57,114.29, 78,782.14 and 41,222.09 is: 56,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.29 : 78,782.14 = 41,222.09 : x
  2. Step 2: Convert to fraction form
    57,114.29/78,782.14 = 41,222.09/x
  3. Step 3: Cross multiply
    57,114.29x = 78,782.14 × 41,222.09
  4. Step 4: Simplify right side
    57,114.29x = 3,247,564,465.47
  5. Step 5: Solve for x
    x = 3,247,564,465.47/57,114.29
  6. Step 6: Final answer
    x = 56,860.80

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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.