Home / 219,977.50-303,569.14-119,375.50

Finding the Fourth Proportional to 219,977.50, 303,569.14 and 119,375.50

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Solution

The fourth proportional to 219,977.50, 303,569.14 and 119,375.50 is: 164,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,977.50 : 303,569.14 = 119,375.50 : x
  2. Step 2: Convert to fraction form
    219,977.50/303,569.14 = 119,375.50/x
  3. Step 3: Cross multiply
    219,977.50x = 303,569.14 × 119,375.50
  4. Step 4: Simplify right side
    219,977.50x = 36,238,716,055.79
  5. Step 5: Solve for x
    x = 36,238,716,055.79/219,977.50
  6. Step 6: Final answer
    x = 164,738.29

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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.