Home / 143,044.62-196,949.76-125,986.02

Finding the Fourth Proportional to 143,044.62, 196,949.76 and 125,986.02

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Solution

The fourth proportional to 143,044.62, 196,949.76 and 125,986.02 is: 173,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,044.62 : 196,949.76 = 125,986.02 : x
  2. Step 2: Convert to fraction form
    143,044.62/196,949.76 = 125,986.02/x
  3. Step 3: Cross multiply
    143,044.62x = 196,949.76 × 125,986.02
  4. Step 4: Simplify right side
    143,044.62x = 24,812,916,402.36
  5. Step 5: Solve for x
    x = 24,812,916,402.36/143,044.62
  6. Step 6: Final answer
    x = 173,462.77

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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.