Home / 57,265.23-85,918.31-34,821.57

Finding the Fourth Proportional to 57,265.23, 85,918.31 and 34,821.57

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Solution

The fourth proportional to 57,265.23, 85,918.31 and 34,821.57 is: 52,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.23 : 85,918.31 = 34,821.57 : x
  2. Step 2: Convert to fraction form
    57,265.23/85,918.31 = 34,821.57/x
  3. Step 3: Cross multiply
    57,265.23x = 85,918.31 × 34,821.57
  4. Step 4: Simplify right side
    57,265.23x = 2,991,810,271.84
  5. Step 5: Solve for x
    x = 2,991,810,271.84/57,265.23
  6. Step 6: Final answer
    x = 52,244.80

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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.