Home / 118,232.20-177,204.30-51,531.40

Finding the Fourth Proportional to 118,232.20, 177,204.30 and 51,531.40

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Solution

The fourth proportional to 118,232.20, 177,204.30 and 51,531.40 is: 77,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,232.20 : 177,204.30 = 51,531.40 : x
  2. Step 2: Convert to fraction form
    118,232.20/177,204.30 = 51,531.40/x
  3. Step 3: Cross multiply
    118,232.20x = 177,204.30 × 51,531.40
  4. Step 4: Simplify right side
    118,232.20x = 9,131,585,665.02
  5. Step 5: Solve for x
    x = 9,131,585,665.02/118,232.20
  6. Step 6: Final answer
    x = 77,234.34

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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.