Home / 118,235.10-177,422.75-110,754.36

Finding the Fourth Proportional to 118,235.10, 177,422.75 and 110,754.36

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Solution

The fourth proportional to 118,235.10, 177,422.75 and 110,754.36 is: 166,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,235.10 : 177,422.75 = 110,754.36 : x
  2. Step 2: Convert to fraction form
    118,235.10/177,422.75 = 110,754.36/x
  3. Step 3: Cross multiply
    118,235.10x = 177,422.75 × 110,754.36
  4. Step 4: Simplify right side
    118,235.10x = 19,650,341,684.80
  5. Step 5: Solve for x
    x = 19,650,341,684.80/118,235.10
  6. Step 6: Final answer
    x = 166,197.20

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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.