Home / 159,476.20-239,214.30-109,709.80

Finding the Fourth Proportional to 159,476.20, 239,214.30 and 109,709.80

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Solution

The fourth proportional to 159,476.20, 239,214.30 and 109,709.80 is: 164,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,476.20 : 239,214.30 = 109,709.80 : x
  2. Step 2: Convert to fraction form
    159,476.20/239,214.30 = 109,709.80/x
  3. Step 3: Cross multiply
    159,476.20x = 239,214.30 × 109,709.80
  4. Step 4: Simplify right side
    159,476.20x = 26,244,153,010.14
  5. Step 5: Solve for x
    x = 26,244,153,010.14/159,476.20
  6. Step 6: Final answer
    x = 164,564.70

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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.