Home / 219,942.27-329,347.91-152,378.10

Finding the Fourth Proportional to 219,942.27, 329,347.91 and 152,378.10

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Solution

The fourth proportional to 219,942.27, 329,347.91 and 152,378.10 is: 228,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,942.27 : 329,347.91 = 152,378.10 : x
  2. Step 2: Convert to fraction form
    219,942.27/329,347.91 = 152,378.10/x
  3. Step 3: Cross multiply
    219,942.27x = 329,347.91 × 152,378.10
  4. Step 4: Simplify right side
    219,942.27x = 50,185,409,145.72
  5. Step 5: Solve for x
    x = 50,185,409,145.72/219,942.27
  6. Step 6: Final answer
    x = 228,175.37

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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.