Home / 152,819.19-229,198.44-76,897.49

Finding the Fourth Proportional to 152,819.19, 229,198.44 and 76,897.49

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Solution

The fourth proportional to 152,819.19, 229,198.44 and 76,897.49 is: 115,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,819.19 : 229,198.44 = 76,897.49 : x
  2. Step 2: Convert to fraction form
    152,819.19/229,198.44 = 76,897.49/x
  3. Step 3: Cross multiply
    152,819.19x = 229,198.44 × 76,897.49
  4. Step 4: Simplify right side
    152,819.19x = 17,624,783,890.29
  5. Step 5: Solve for x
    x = 17,624,783,890.29/152,819.19
  6. Step 6: Final answer
    x = 115,330.96

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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.