Home / 202,434.84-303,558.30-118,219.95

Finding the Fourth Proportional to 202,434.84, 303,558.30 and 118,219.95

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Solution

The fourth proportional to 202,434.84, 303,558.30 and 118,219.95 is: 177,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,434.84 : 303,558.30 = 118,219.95 : x
  2. Step 2: Convert to fraction form
    202,434.84/303,558.30 = 118,219.95/x
  3. Step 3: Cross multiply
    202,434.84x = 303,558.30 × 118,219.95
  4. Step 4: Simplify right side
    202,434.84x = 35,886,647,048.09
  5. Step 5: Solve for x
    x = 35,886,647,048.09/202,434.84
  6. Step 6: Final answer
    x = 177,275.05

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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.