Home / 219,949.88-303,531.03-119,347.88

Finding the Fourth Proportional to 219,949.88, 303,531.03 and 119,347.88

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Solution

The fourth proportional to 219,949.88, 303,531.03 and 119,347.88 is: 164,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,949.88 : 303,531.03 = 119,347.88 : x
  2. Step 2: Convert to fraction form
    219,949.88/303,531.03 = 119,347.88/x
  3. Step 3: Cross multiply
    219,949.88x = 303,531.03 × 119,347.88
  4. Step 4: Simplify right side
    219,949.88x = 36,225,783,427.06
  5. Step 5: Solve for x
    x = 36,225,783,427.06/219,949.88
  6. Step 6: Final answer
    x = 164,700.18

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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.