Home / 106,289.07-159,456.09-35,207.68

Finding the Fourth Proportional to 106,289.07, 159,456.09 and 35,207.68

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Solution

The fourth proportional to 106,289.07, 159,456.09 and 35,207.68 is: 52,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,289.07 : 159,456.09 = 35,207.68 : x
  2. Step 2: Convert to fraction form
    106,289.07/159,456.09 = 35,207.68/x
  3. Step 3: Cross multiply
    106,289.07x = 159,456.09 × 35,207.68
  4. Step 4: Simplify right side
    106,289.07x = 5,614,078,990.77
  5. Step 5: Solve for x
    x = 5,614,078,990.77/106,289.07
  6. Step 6: Final answer
    x = 52,818.97

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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.