Home / 57,197.04-85,791.80-19,757.65

Finding the Fourth Proportional to 57,197.04, 85,791.80 and 19,757.65

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Solution

The fourth proportional to 57,197.04, 85,791.80 and 19,757.65 is: 29,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,197.04 : 85,791.80 = 19,757.65 : x
  2. Step 2: Convert to fraction form
    57,197.04/85,791.80 = 19,757.65/x
  3. Step 3: Cross multiply
    57,197.04x = 85,791.80 × 19,757.65
  4. Step 4: Simplify right side
    57,197.04x = 1,695,044,258.48
  5. Step 5: Solve for x
    x = 1,695,044,258.48/57,197.04
  6. Step 6: Final answer
    x = 29,635.17

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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.