Home / 194,945.20-269,047.68-118,476.75

Finding the Fourth Proportional to 194,945.20, 269,047.68 and 118,476.75

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Solution

The fourth proportional to 194,945.20, 269,047.68 and 118,476.75 is: 163,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,945.20 : 269,047.68 = 118,476.75 : x
  2. Step 2: Convert to fraction form
    194,945.20/269,047.68 = 118,476.75/x
  3. Step 3: Cross multiply
    194,945.20x = 269,047.68 × 118,476.75
  4. Step 4: Simplify right side
    194,945.20x = 31,875,894,721.44
  5. Step 5: Solve for x
    x = 31,875,894,721.44/194,945.20
  6. Step 6: Final answer
    x = 163,512.08

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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.