Home / 167,825.60-251,738.52-115,075.12

Finding the Fourth Proportional to 167,825.60, 251,738.52 and 115,075.12

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Solution

The fourth proportional to 167,825.60, 251,738.52 and 115,075.12 is: 172,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,825.60 : 251,738.52 = 115,075.12 : x
  2. Step 2: Convert to fraction form
    167,825.60/251,738.52 = 115,075.12/x
  3. Step 3: Cross multiply
    167,825.60x = 251,738.52 × 115,075.12
  4. Step 4: Simplify right side
    167,825.60x = 28,968,840,397.62
  5. Step 5: Solve for x
    x = 28,968,840,397.62/167,825.60
  6. Step 6: Final answer
    x = 172,612.76

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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.