Home / 143,929.55-215,942.10-44,090.73

Finding the Fourth Proportional to 143,929.55, 215,942.10 and 44,090.73

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Solution

The fourth proportional to 143,929.55, 215,942.10 and 44,090.73 is: 66,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,929.55 : 215,942.10 = 44,090.73 : x
  2. Step 2: Convert to fraction form
    143,929.55/215,942.10 = 44,090.73/x
  3. Step 3: Cross multiply
    143,929.55x = 215,942.10 × 44,090.73
  4. Step 4: Simplify right side
    143,929.55x = 9,521,043,526.57
  5. Step 5: Solve for x
    x = 9,521,043,526.57/143,929.55
  6. Step 6: Final answer
    x = 66,150.72

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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.