Home / 206,941.03-310,362.30-57,178.04

Finding the Fourth Proportional to 206,941.03, 310,362.30 and 57,178.04

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Solution

The fourth proportional to 206,941.03, 310,362.30 and 57,178.04 is: 85,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,941.03 : 310,362.30 = 57,178.04 : x
  2. Step 2: Convert to fraction form
    206,941.03/310,362.30 = 57,178.04/x
  3. Step 3: Cross multiply
    206,941.03x = 310,362.30 × 57,178.04
  4. Step 4: Simplify right side
    206,941.03x = 17,745,906,452.08
  5. Step 5: Solve for x
    x = 17,745,906,452.08/206,941.03
  6. Step 6: Final answer
    x = 85,753.45

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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.